S. Wayne Martin

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S. Wayne Martin

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S. Wayne Martin

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S. Wayne Martin's Degrees

PhD Veterinary Epidemiology University of California, Davis

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S. Wayne Martin's Published Works

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Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

Veterinary Epidemiologic Research (2009) (2735)
Veterinary Epidemiology: Principles and Methods (1987) (1003)
Disease, production and culling in Holstein-Friesian cows (1984) (279)
Evaluating the health status of herds based on tests applied to individuals (1992) (236)
Subclinical ketosis: prevalence and associations with production and disease. (1984) (227)
Genetic parameters for common health disorders of Holstein cows. (1995) (204)
Endometrial biopsy in Holstein-Friesian dairy cows. III. Bacteriological analysis and correlations with histological findings. (1991) (189)
Genotype and subtype analyses of Cryptosporidium isolates from dairy calves and humans in Ontario (2006) (179)
Genetic parameters of health disorders, and relationships with 305-day milk yield and conformation traits of registered Holstein cows. (1998) (179)
Disease, production and culling in Holstein-Friesian cows III. Disease and production as determinants of disease (1984) (161)
Disease, production and culling in Holstein-Friesian cows I. The data (1983) (149)
Dairy calf management, morbidity and mortality in Ontario Holstein herds. III. Association of management with morbidity (1986) (146)
Interrelationships between production and reproductive diseases in Holstein cows. Data. (1980) (143)
The effect of retained placenta and metritis complex on reproductive performance in dairy cattle -- a case control study. (1979) (136)
The effect of early calfhood health status on survivorship and age at first calving. (1986) (135)
A case-control study on the association of selected risk factors with the occurrence of bovine tuberculosis in the Republic of Ireland (1996) (131)
Temporal and geographical distributions of reported cases of Escherichia coli O157[ratio ]H7 infection in Ontario (1999) (130)
Disease, production and culling in Holstein-Friesian cows II. Age, season and sire effects (1984) (122)
Associations of clinical findings, bacteriological and histological results of endometrial biopsy with reproductive performance of postpartum dairy cows (1993) (121)
Investigation of clusters of giardiasis using GIS and a spatial scan statistic (2004) (121)
Dairy calf management, morbidity and mortality in Ontario Holstein herds. I. The data (1986) (106)
Factors associated with mortality in feedlot cattle: the Bruce County Beef Cattle Project. (1980) (106)
Interrelationships between production and reproductive diseases in holstein cows. Path analysis. (1981) (104)
Dairy calf management, morbidity and mortality in Ontario Holstein herds. II. Age and seasonal patterns (1986) (104)
Ten years of bovine virus diarrhoea virus (BVDV) control in Norway: a cost-benefit analysis. (2005) (96)
The frequency, distribution and effects of antibodies, to seven putative respiratory pathogens, on respiratory disease and weight gain in feedlot calves in Ontario. (1989) (94)
Prevalence of Cryptosporidium parvum infection in southwestern Ontario and its association with diarrhea in neonatal dairy calves. (2005) (93)
Ontario Bulk Milk Somatic Cell Count Reduction Program. 1. Impact on Somatic Cell Counts and Milk Quality (1992) (89)
The evaluation of tests. (1977) (88)
Factors associated with mortality and treatment costs in feedlot calves: the Bruce County Beef Project, years 1978, 1979, 1980. (1982) (87)
The association between serological titers in infectious bovine rhinotracheitis virus, bovine virus diarrhea virus, parainfluenza-3 virus, respiratory syncytial virus and treatment for respiratory disease in Ontario feedlot calves. (1986) (86)
Disease, production and culling in Holstein-Friesian cows V. Survivorship (1984) (84)
The association between disease, production and culling in a university dairy herd. (1979) (84)
Determinants of success or failure in the elimination of major mastitis pathogens in selective dry cow therapy. (1999) (83)
Vaccination: Is it Effective in Preventing Respiratory Disease or Influencing Weight Gains in Feedlot Calves? (1983) (81)
THE ASSOCIATION BETWEEN CLINICAL DISEASE, PRODUCTION AND CULLING OF HOLSTEIN-FRIESIAN COWS (1982) (81)
An evaluation of antimicrobial therapy for undifferentiated bovine respiratory disease. (1990) (78)
Interrelationships between production and reproductive diseases in Holstein cows. Age and seasonal patterns. (1980) (78)
Breakdown severity during a bovine tuberculosis episode as a predictor of future herd breakdowns in Ireland. (2004) (74)
Reproductive performance in dairy cows following postpartum treatment with gonadotrophin releasing hormone and/or prostaglandin: a field trial. (1984) (73)
Association between management practices and within-herd prevalence of Cryptosporidium parvum shedding on dairy farms in southern Ontario (2007) (72)
Somatic cell counts in bovine milk: relationships to production and clinical episodes of mastitis. (1984) (72)
Interrelationships between production and reproductive diseases in Holstein cows. Conditional relationships between production and disease. (1981) (70)
Attitudes, management practices, and herd performance — a study of Ontario dairy farm managers. II. Associations (1985) (70)
Patterns of stillbirth and dystocia in Ontario cow-calf herds. (1992) (69)
An epidemiologic study of disease in 32 registered Holstein dairy herds in British Columbia. (1999) (69)
Age, breed and seasonal patterns in the occurrence of ten dairy cow diseases: a case control study. (1978) (69)
Prevalence of and risk factors for influenza in southern Ontario swine herds in 2001 and 2003. (2008) (68)
Genetic diversity of Clostridium perfringens isolated from healthy broiler chickens at a commercial farm. (2008) (68)
A group level analysis of the associations between antibodies to seven putative pathogens and respiratory disease and weight gain in Ontario feedlot calves. (1990) (66)
Associations between dairy production indices and lipoarabinomannan enzyme-immunoassay results for paratuberculosis. (1991) (66)
Endometrial biopsy in Holstein-Friesian dairy cows. I. Technique, histological criteria and results. (1991) (65)
The relationship between the occurrence of undifferentiated bovine respiratory disease and titer changes to bovine coronavirus and bovine viral diarrhea virus in 3 Ontario feedlots. (2001) (64)
Syndromic Surveillance of Gastrointestinal Illness Using Pharmacy Over-the-Counter Sales (2004) (64)
Geographical and temporal distribution of human giardiasis in Ontario, Canada (2003) (64)
A model of contagious bovine pleuropneumonia transmission dynamics in East Africa. (2006) (63)
Seroprevalence and association with abortion of leptospirosis in cattle in Ontario. (1988) (61)
An epidemiological study of selected calf pathogens on Holstein dairy farms in southwestern Ontario. (1986) (61)
Factors associated with morbidity and mortality in feedlot calves: the Bruce County beef project, year two. (1981) (61)
Bronchoalveolar lavage of cranial and caudal lung regions in selected normal calves: cellular, microbiological, immunoglobulin, serological and histological variables. (1988) (60)
The associations of viral and mycoplasmal antibody titers with respiratory disease and weight gain in feedlot calves. (1999) (58)
An evaluation of selected screening tests for bovine paratuberculosis. (1991) (57)
Quantification of the relative efficiency of factory surveillance in the disclosure of tuberculosis lesions in attested Irish cattle (2007) (57)
Factors associated with being a bovine-virus diarrhoea (BVD) seropositive dairy herd in the Møre and Romsdal County of Norway. (1999) (57)
A field trial to evaluate the efficacy of a combined rotavirus-coronavirus/Escherichia coli vaccine in dairy cattle. (1985) (57)
Endometrial biopsy in Holstein-Friesian dairy cows. II. Correlations between histological criteria. (1991) (56)
Reproductive performance of dairy cows following treatment with cloprostenol 26 and/or 40 days postpartum: a field trial. (1988) (56)
Spatial relationship between Mycobacterium bovis strains in cattle and badgers in four areas in Ireland. (2005) (56)
Dairy calf mortality rate: characteristics of calf mortality rates in Tulare County, California. (1975) (55)
A heterogeneous population model for contagious bovine pleuropneumonia transmission and control in pastoral communities of East Africa. (2006) (55)
Estimating disease prevalence and the interpretation of screening (1984) (54)
Risk factors for disclosure of additional tuberculous cattle in attested-clear herds that had one animal with a confirmed lesion of tuberculosis at slaughter during 2003 in Ireland. (2008) (53)
A temporal study of Salmonella serovars in animals in Alberta between 1990 and 2001. (2005) (53)
An epidemiological study of paratuberculosis in dairy cattle in Ontario: study design and prevalence estimates. (1991) (52)
Prevalence of respiratory diseases and their association with growth rate and space in randomly selected swine herds. (1986) (51)
Health problems in selected Ontario Holstein cows: frequency of occurrences, time to first diagnosis and associations (1990) (50)
From explanation to prediction: a model for recurrent bovine tuberculosis in Irish cattle herds. (2010) (49)
Associations between farm management practices, productivity, and bovine leukemia virus infection in Ontario dairy herds. (1997) (48)
Dairy calf mortality rate: influence of management and housing factors on calf mortality rate in Tulare County, California. (1975) (48)
Dairy calf mortality rate: influence of meteorologic factors on calf mortality rate in Tulare County, California. (1975) (47)
Impact of Giardia vaccination on asymptomatic Giardia infections in dogs at a research facility. (2004) (46)
Risk factors associated with increased mortality of farmed Pacific oysters in Ireland during 2011. (2014) (46)
Associations between litter size and specific herd level management factors in Ontario swine (1995) (45)
Disease, production and culling in Holstein-Friesian cows VI. Effects of management on disease rates (1984) (45)
Somatic cell counts: associated factors and relationship to production. (1984) (45)
The effects on litter size of previous lactation length and previous weaning-to-conception interval in Ontario swine (1994) (45)
Dairy calf management, morbidity and mortality in Ontario Holstein herds. IV. Association of management with mortality (1986) (44)
The use of outbreak information in the interpretation of clustering of reported cases of Escherichia coli O157 in space and time in Alberta, Canada, 2000–2002 (2006) (44)
Spatial and temporal analyses of metrics of tuberculosis infection in badgers (Meles meles) from the Republic of Ireland: Trends in apparent prevalence. (2015) (44)
Targeted badger removal and the subsequent risk of bovine tuberculosis in cattle herds in county Laois, Ireland. (2009) (44)
Risk of tuberculosis cattle herd breakdowns in Ireland: effects of badger culling effort, density and historic large-scale interventions (2014) (44)
The interpretation of laboratory results. (1988) (43)
The importance of 'neighbourhood' in the persistence of bovine tuberculosis in Irish cattle herds. (2013) (43)
Large-scale movements in European badgers: has the tail of the movement kernel been underestimated? (2014) (43)
Population Estimation and Trappability of the European Badger (Meles meles): Implications for Tuberculosis Management (2012) (43)
The rates and patterns of survivorship and disease in a university dairy herd. (1979) (43)
Interrelationships among health problems and milk production from consecutive lactations in selected Ontario Holstein cows. (1990) (42)
The effect of prostaglandin administration to Holstein-Friesian cows at Day 26 postpartum on clinical findings, and histological and bacteriological results of endometrial biopsies at Day 40. (1990) (40)
Determinants of the geographical distribution of endemic giardiasis in Ontario, Canada: a spatial modelling approach (2004) (39)
Left abomasal displacement in dairy cows: its relationship to production. (1978) (39)
Methods and processes of developing the strengthening the reporting of observational studies in epidemiology - veterinary (STROBE-Vet) statement. (2016) (39)
The association of titers to bovine coronavirus with treatment for bovine respiratory disease and weight gain in feedlot calves. (1998) (39)
The association between the bovine tuberculosis status of herds in the East Offaly Project Area, and the distance to badger setts, 1988-1993. (1997) (39)
The association between serological evidence of mycoplasma infection and respiratory disease in feedlot calves. (1986) (38)
Interrelationships between ambient temperature, age at calving, postpartum reproductive events and reproductive performance in dairy cows: a path analysis. (1985) (38)
Irish soil and land-use classifications as predictors of numbers of badgers and badger setts. (2001) (38)
Calf health in cow-calf herds in Switzerland. (1997) (36)
Analysis of early calfhood health status and subsequent dairy herd survivorship and productivity (1984) (36)
Occurrence of Anoplocephala perfoliata infection in horses in Ontario, Canada and associations with colic and management practices. (2008) (35)
Path analysis of peripartum and postpartum events, rectal palpation findings, endometrial biopsy results and reproductive performance in Holstein-Friesian dairy cows (1995) (35)
Production practices, calf health and mortality on six white veal farms in Ontario. (1994) (34)
The relationship among current management systems, production, disease and drug usage on Ontario dairy farms. (1986) (34)
Attitudes, management practices, and herd performance — a study of ontario dairy farm managers. I. Descriptive aspects (1985) (34)
Temperature-related risk factors associated with the colonization of broiler-chicken flocks with Campylobacter spp. in Iceland, 2001-2004. (2008) (34)
The risk of a positive test for bovine tuberculosis in cattle purchased from herds with and without a recent history of bovine tuberculosis in Ireland. (2009) (34)
Interrelationships between postpartum events, hormonal therapy, reproductive abnormalities and reproductive performance in dairy cows: a path analysis. (1985) (33)
Syndromic Surveillance of Norovirus using Over-the-counter Sales of Medications Related to Gastrointestinal Illness. (2006) (33)
The prevalence, incidence, geographical distribution, antimicrobial sensitivity patterns and plasmid profiles of milk filter Salmonella isolates from Ontario dairy farms. (1988) (33)
A field evaluation of an indirect fluorescent antibody-based broodstock screening test used to control the vertical transmission of Renibacterium salmoninarium in Chinook salmon (Oncorhynchus tshawytscha). (1989) (32)
Canine heartworm testing in Canada: are we being effective? (2000) (31)
Multilevel analysis of risk factors for Salmonella shedding in Ontario finishing pigs (2007) (31)
Bovine tuberculosis in badgers in four areas in Ireland: does tuberculosis cluster? (2003) (31)
Use of total and differential somatic cell counts from composite milk samples to detect mastitis in individual cows. (1981) (31)
Time to first calving and calving interval in bovine virus diarrhoea virus (BVDV) sero-converted dairy herds in Norway. (2001) (30)
A temporal-spatial analysis of bovine spongiform encephalopathy in Irish cattle herds, from 1996 to 2000. (2005) (30)
A prevalence study of bovine tuberculosis and brucellosis in Malawi (1993) (29)
Estimation of the under-reporting rate for the surveillance of Escherichia coli O157[ratio ]H7 cases in Ontario, Canada (2000) (29)
Dynamics and regulation of bulk milk somatic cell counts. (1993) (29)
Ontario Bulk Milk Somatic Cell Count Reduction Program. 2. Dynamics of Bulk Milk Somatic Cell Counts (1992) (29)
Dairy calf mortality rate: the association of daily meteorological factors and calf mortality. (1975) (29)
Possible risk factors associated with penicillin-resistant strains of Staphylococcus aureus from bovine subclinical mastitis in early lactation. (1999) (29)
Spatial distribution of cannibalism mortalities in commercial laying hens. (2000) (28)
Epidemiologic characteristics of catastrophic musculoskeletal injuries in Thoroughbred racehorses (2007) (28)
Multiattribute evaluation of two simple tests for the detection of Cryptosporidium parvum in calf faeces (2005) (27)
Pig and herd level prevalence of Toxoplasma gondii in Ontario finisher pigs in 2001, 2003, and 2004. (2008) (27)
A Prevalence Survey of Salmonella in Raw Milk in Ontario, 1986-87. (1988) (26)
A dark, firm dry-like condition in turkeys condemned for cyanosis. (2000) (25)
Modeling the effect of an outbreak of bovine herpesvirus type 1 on herd-level milk production of Dutch dairy farms. (1999) (25)
Impact of culling on relative abundance of the European badger (Meles meles) in Ireland (2013) (25)
A path model of factors influencing morbidity and mortality in Ontario feedlot calves. (1986) (24)
Reproductive efficiency and calf survival in Ontario beef cow-calf herds: a cross-sectional mail survey. (1985) (24)
A comparison of discriminant analysis and logistic regression for the prediction of coliform mastitis in dairy cows. (1987) (24)
Prevalence of Yersinia enterocolitica shedding and bioserotype distribution in Ontario finisher pig herds in 2001, 2002, and 2004. (2010) (24)
Factors influencing morbidity and mortality in feedlot calves in Ontario. (1983) (23)
Undifferentiated bovine respiratory disease (shipping fever): Is it communicable? (1988) (23)
Evaluation of a bulk-milk ELISA test for the classification of herd-level bovine leukemia virus status. (1997) (23)
An Assessment of the Eradication of Bovine Brucellosis in England and Wales (1976) (22)
Erythromycin levels within eggs and alevins derived from spawning broodstock chinook salmon Oncorhynchus tshawytscha injected with the drug (1989) (22)
Measures of herd health and productivity in Ontario cow-calf herds. (1991) (22)
Maximum likelihood estimation of the kappa coefficient from models of matched binary responses. (1995) (21)
Epidemiología veterinaria: principios y métodos (1997) (21)
AN ASSESSMENT OF INJURY TO EUROPEAN BADGERS (MELES MELES) DUE TO CAPTURE IN STOPPED RESTRAINTS (2009) (21)
Quality of computerized medical record abstract data at a veterinary teaching hospital (1996) (20)
Roaster breast meat condemned for cyanosis: a dark firm dry-like condition? (2000) (20)
The dependence of kappa on attribute prevalence when assessing the repeatability of questionnaire data. (1998) (20)
Organic dusts, sulfus dioxide, and the respiratory tract of swine. (1972) (20)
Clustering of fatal fibrinous pneumonia (shipping fever) in feedlot calves within transport truck and feedlot pen groups (1994) (20)
Interrelationships of health problems and age on milk production in selected Ontario Holstein cows (1990) (19)
The association of titers to Haemophilus somnus, and other putative pathogens, with the occurrence of bovine respiratory disease and weight gain in feedlot calves. (1998) (19)
Quantifying badger exposure and the risk of bovine tuberculosis for cattle herds in county Kilkenny, Ireland. (2006) (19)
Effects on productivity and risk factors of Bovine Respiratory Disease in dairy heifers; a review for the Netherlands (2002) (19)
Production of PRRSV-negative pigs commingled from multiple, vaccinated, serologically stable, PRRSV-positive breeding herds (2001) (18)
Antimicrobial use in feedlot calves: its association with culture rates and antimicrobial susceptibility. (1983) (18)
Effects of gonadotrophin releasing hormone on reproductive performance of dairy cows with retained placenta. (1984) (17)
ECONOMICS AND MARKETING Cotton Yield Response and Economic Implications to In-Row Subsoil Tillage and Sprinkler Irrigation (2003) (17)
Canine hip dysplasia: breed effects. (1980) (17)
Typing of Clostridium perfringens by multiple-locus variable number of tandem repeats analysis. (2008) (17)
The relationship of hematology and serum chemistry parameters to treatment for respiratory disease and weight gain in Ontario feedlot calves. (1987) (16)
Air emissions from sour-gas processing plants and dairy-cattle reproduction in Alberta, Canada. (2003) (16)
Lack of associations between air emissions from sour-gas processing plants and beef cow-calf herd health and productivity in Alberta, Canada. (2003) (16)
A model of the economic costs of dairy calf mortality. (1973) (16)
Temporal Clusters of Salmonella Serovars in Humans in Alberta, 1990–2001 (2005) (15)
Estimating the number of clusters for the analysis of correlated binary response variables from unbalanced data. (1992) (15)
An epidemiological investigation into the reported incidents of dog biting in the City of Guelph. (1989) (15)
Return to oestrus after first insemination in sow herds (incidence, seasonality, and association with reproductivity and some blood parameters). (1994) (15)
Risk factors for abattoir condemnation of turkey carcasses due to cyanosis in southern Ontario. (2000) (15)
Factors affecting European badger (Meles meles) capture numbers in one county in Ireland. (2013) (14)
The usefulness of the computerized medical records of one practice for research into pregnancy loss in dairy cows (1994) (14)
Neospora caninum and Leptospira serovar serostatus in dairy cattle in Ontario. (2006) (14)
Monitoring trap-related injury status during large-scale wildlife management programmes: an adaptive management approach (2015) (14)
A mail survey of factors associated with morbidity and mortality in feedlot calves in southwestern Ontario. (1983) (13)
A Descriptive Study of Verocytotoxigenic Escherichia coli (VTEC) Cases Reported in Ontario, 1990–1994 (1998) (13)
Methods and Processes of Developing the Strengthening the Reporting of Observational Studies in Epidemiology-Veterinary (STROBE-Vet) Statement. (2016) (13)
Epidemiologic characteristics of catastrophic musculoskeletal injuries in Thoroughbred racehorses. (2007) (13)
Culling practices of Ontario cow-calf producers. (1992) (13)
"Benchmark" - a large observational study of Ontario beef breeding herds: Study design and collection of data. (1991) (12)
The relationship between the occurrence of undifferentiated bovine respiratory disease and titer changes to Haemophilus somnus and Mannheimia haemolytica at 3 Ontario feedlots. (2001) (12)
Infectious laryngotracheitis in the niagara peninsula: a case control study. (1984) (12)
Epidemiology of equine upper respiratory tract disease on standardbred racetracks. (1979) (12)
The interpretation of antimicrobial susceptibility patterns. (1981) (12)
Is moving from targeted culling to BCG-vaccination of badgers (Meles meles) associated with an unacceptable increased incidence of cattle herd tuberculosis in the Republic of Ireland? A practical non-inferiority wildlife intervention study in the Republic of Ireland (2011-2017). (2020) (12)
Trends in milk component production in dairy herds in Ontario: 1985–1994 (1998) (12)
A study of the role of genetic factors in the etiology of left abomasal displacement. (1978) (12)
Development of a polymerase chain reaction assay for specific identification of Clostridium colinum (2008) (11)
Reproductive performance of Ontario beef breeding herds (1994) (11)
Associations between winter herd management factors and milk protein yield in Ontario dairy herds. (1997) (11)
Factors associated with the presence of Salmonella spp. in dairy farm families in southwestern Ontario. (1988) (10)
Production indices, calf health and mortality on seven red veal farms in Ontario. (1994) (9)
Bacteriological and histological profile of turkeys condemned for cyanosis. (2000) (9)
ECONOMICS AND MARKETING Effect of Harvest Season Rainfall on Cotton Yield (2005) (9)
The relationship between the disclosure of tuberculous lesions in attested cattle and the factory, year, month and class of cattle in Ireland 2001–2002 (2003) (9)
Disease, production and culling in Ontario dairy cattle (1984) (9)
Calf-related Drug Use on Holstein Dairy Farms in Southwestern Ontario. (1986) (9)
Investigating potential risk factors for seasonal variation: an example using graphical and spectral analysis methods based on the production of milk components in dairy cattle. (1998) (8)
Spatial clustering of swine influenza in Ontario on the basis of herd-level disease status with different misclassification errors. (2007) (8)
Effect of sulfur dioxide on the respiratory tract of swine. (1971) (8)
Associations between lipoarabinomannan enzyme-immuno-assay test results for paratuberculosis and farm-management factors (1992) (8)
Predictors of the first between-herd animal movement for cattle born in 2002 in Ireland. (2010) (7)
Case report. Hypertrophic pulmonary osteoarthropathy in a cow. (1971) (7)
Selenium content in the hair of newborn dairy heifer calves and its association with preweaning morbidity and mortality. (1986) (6)
Control of equine respiratory disease on Ontario Standardbred racetracks. (1977) (6)
Implementation and use of a microcomputer-based management information system to monitor dairy herd performance. (1992) (6)
A Delphi exercise used to identify potential causes of variation in litter size of Ontario swine. (1992) (6)
Factors associated with the risk of, and animal-level response to, M. bovis in Irish cattle, 1993–98 (2002) (6)
The associations between milk production, milk composition and Salmonella in the bulk milk supplies of dairy farms in Ontario. (1989) (6)
Health and productivity of beef breeding bulls in Ontario (1994) (6)
Development of a national companion animal syndromic surveillance system for bioterrorism (2004) (6)
Epidemiological characteristics of reported sporadic and outbreak cases of E. coli O157 in people from Alberta, Canada (2000–2002): methodological challenges of comparing clustered to unclustered data (2007) (6)
Farm Inspection Scores and Milk Quality Criteria as Indices of Salmonella in Bulk Milk. (1988) (6)
The use of randomization tests to assess the degree of similarity in PFGE patterns of E. coli O157 isolates from known outbreaks and statistical space–time clusters (2006) (6)
Associations between air emissions from sour gas processing plants and indices of cow retainment and survival in dairy herds in Alberta. (2003) (6)
Causal structures and statistical observations: their interrelationships (1993) (5)
Association of remotely sensed environmental indices with visceral leishmaniasis in Brazil. (2004) (5)
Field efficacy of an inactivated bivalent influenza vaccine in a multi-site swine production system during an outbreak of systemic porcine circovirus associated disease. (2010) (5)
An evaluation of screening programs for the detection of brucellosis in dairy herds. (1980) (5)
Risk factors for tuberculosis in Irish cattle: the analysis of secondary data (2000) (5)
A mail survey of the efficacy of prophylactic medication in feed and/or water of feedlot calves. (1985) (4)
A modified case-control approach to identifying relationships between diseases (1983) (4)
Animal disease monitoring (1975) (4)
An evaluation of personal interviews as a method of estimating production indices on Ontario swine farms (1995) (4)
Episode classification: bovine tuberculosis 1989 to 1997 (1999) (4)
An epidemiological study of paratuberculosis in Ontario dairy cattle: study design and lipoarabinomannan antigen ELISA test results. (1988) (3)
Re: "Probability of introducing diseases because of false negative test results". (1991) (3)
Attitudes and expectations of producers to the use of a microcomputer-based management information system to monitor dairy herd performance. (1992) (3)
Associations between individual cow factors and milk-protein production. (1998) (3)
Clinical epidemiology (2007) (3)
[Return to estrus following first insemination in sow herds (incidence and association with reproductivity and various blood parameters)]. (1993) (3)
The analysis of individual animal risk for animals sampled in clusters. (1988) (3)
The effect of risk factors, as determined by logistic regression, on health of beef feedlot cattle [Canada] (1983) (2)
Endometrial Biopsy in Holstein-Friesian Dairy Cows (2005) (2)
A case-control study on the association of selected risk factors with the occurrence of bovine tuberculosis within selected areas in the Republic of Ireland (1994) (2)
The effects of Brucella strain 19 vaccination on titers in the tube agglutination test: a case control study. (1978) (2)
Spatially-targeted surveillance for Newcastle disease in Southern California. (2004) (2)
Factors associated with the early detection of foot-and-mouth disease during the 2001 epidemic in the UK. (2005) (2)
A dark, firm, dry-like condition in breast meat of roaster chickens condemned for ascites, valgus-varus deformity and emaciation (2000) (2)
An overview of field trials in veterinary medicine. (1989) (2)
Occurrence and spread of multiresistant Salmonella Typhimurium DT 104 in Danish animal herds. (2004) (2)
Associations between milk-protein production and reproduction, health, and culling. (1998) (2)
Case records: their value in population medicine. (1976) (2)
Prior exposure to antimicrobials affects pathogen isolation, resistance to antimicrobials, and resistance patterns. (2005) (2)
The use of case history studies to differentiate potentially infected from potentially noninfected herds with reactors to Brucella abortus antigens. (1978) (1)
Prediction mapping of badger sett density in England and Wales using national spatial datasets. (2004) (1)
Multiple standard reactors during bovine tuberculosis episode as a predictor of future herd breakdowns in Ireland (2003) (1)
The production of PRRS negative pigs from multiple PRRS serologically stable herds over time using segregated early weaning (SEW) (2000) (1)
West Nile virus risk in Illinois. (2004) (1)
ECONOMICS AND MARKETING An Assessment by U.S. Cotton Growers and Other Cotton Experts of Important Innovations in Cotton Production in the Last Decade (1996-2006) (2007) (1)
The cost of ultra-narrow row cotton production in Mississippi: a commercial-scale experiment. (2000) (1)
Application of a geometric network solution to the allocation of abattoir samples to regional laboratories. (2004) (1)
ECONOMICS AND MARKETING Yield and Economic Response of Cotton to In-Row Deep Tillage and Furrow Irrigation in a Corn/Cotton Rotation on a Silty Clay Loam Soil (2008) (1)
TheRelationship ofHematology andSerumChemistry Parameters toTreatment forRespiratory Disease and WeightGaininOntario Feedlot Calves (1987) (1)
Probability co-kriging estimation of foot-and-mouth disease spatial distribution in Pakistan. (2004) (1)
Model sensitivity testing using information theory. (2004) (1)
1986-1987 Performance of Replacement Beef Heifers in 76 Ontario Cow-Calf Herds (1988) (1)
The sensitivity and specificity of postbreeding plasma progesterone levels as a pregnancy test for dairy cows. (1985) (1)
How important is “neighbourhood” in the persistence of bovine tuberculosis in Irish cattle herds? (2012) (1)
Spatial analysis of West Nile Virus human cases in Manitoba. (2004) (1)
Factors associated with the use of veterinarians in p-reventive health management in Ontario swine herds (1995) (1)
A spatial and temporal analysis of Bovine Spongiform Encephalopathy in Irish cattle herds, 1996 - 2000 (2002) (1)
Development and Implementation of the Ontario Dairy Monitoring and Analysis Program (1992) (1)
A case control study of fowl pox in southeastern Ontario. (1990) (1)
Factors Related to Sickness and Death in Feedlot Calves (1980) (0)
The potential of a proposed rainfall option at cotton harvest. (2000) (0)
Using GIS to assess the utility of an integrated WNV surveillance system in Saskatchewan. (2004) (0)
Spatial scan statistic: selecting clusters and generating elliptic clusters. (2004) (0)
Spatial scan statistics and PFGE: new tools for the surveillance of E. coli O157. (2004) (0)
Assessing the Associations among Facility Design and Management Practices and Antimicrobial Drug Use in Ontario Free-Stall Dairy Herds (2002) (0)
Health and Productivity of Beef Breeding Herds in Southern Ontario (1988) (0)
Assessing the Associations Among Facility Design and Management Practices and Drug Use in Ontario Free-Stall Dairy Herds (2001) (0)
Classification of dairy farms in categories that differ in risk for introduction of BHV1 (1998) (0)
Using GIS to manage a complex spatial database examining the role of the oil and gas field facilities on beef herd production. (2004) (0)
Spatial and temporal distribution of bovine tuberculosis in badgers in Four Areas in Ireland: preliminary findings (2002) (0)
Use of scalable vector graphics for a web-delivered interactive digital atlas of bovine tuberculosis. (2004) (0)
METHODOLOGICAL CONSIDERATIONS FOR UTILIZING LIVESTOCK AS SENTINELS IN ENVIRONMENTAL EPIDEMIOLOGY: P 211 (1996) (0)
Environmental risk factors for clustering of leptospirosis in pet dog populations. (2004) (0)
Effect of retained placenta and metritis complex on reproductive performance in dairy cattle (1980) (0)
Predicting the establishment of the bont tick in the United States using classification trees and logistic regression. (2004) (0)
Causal Inferences: An Epidemiologist's Viewpoint. (1987) (0)
Prevalence ofRespiratory Diseases andtheir Association withGrowthRateandSpaceinRandomly Selected SwineHerds (1986) (0)
Impact of culling on relative abundance of the European badger (Meles meles) in Ireland (2012) (0)
UK veterinary surveillance: progress on the integrated Geographical Information System. (2004) (0)
Estimating the number of symptomatic SARS-CoV-2 infections among vaccinated individuals in the United States-January-April, 2021 (2021) (0)
Application of GIS and landscape epidemiology to TB control in possums. (2004) (0)
Modelling raccoon abundance using rabies control program data and landcover data. (2004) (0)
Applying Epidemiology to Diagnostic Findings (1985) (0)
Historical regional shifts in cotton planted acres in the U.S. 1960-1999. (2000) (0)
獣医学(STROBE‐Vet)報告書‐疫学における観察研究報告の強化を開発する方法およびプロセス (2016) (0)
COMPLEX DISPERSION MODELLING VERSUS SIMPLE MEASURES OF PROXIMITY: SUITABILITY FOR RETROSPECTIVE EXPOSURE ASSESSMENTS (1998) (0)
TheAssociation ofTiters toHaemophilus somnus, andother Putative Pathogens, withtheOccurrence ofBovine Respiratory Disease andWeight GaininFeedlot Calves (1998) (0)
Universitet Methods and processes of developing the strengthening the reporting of observational studies in epidemiology-veterinary ( STROBE-Vet ) (2016) (0)
Early detection of high risk/priority control areas in foot-and-mouth disease epidemics (2004) (0)
Temporo-spatial evaluation of mortality events in a 20,000 cage-layer operation (1995) (0)
Health, Productivity, and Management of Calves on Ontario Beef Cow-Calf Herds (1988) (0)
EFFECTS OF SOUR GAS EMISSIONS ON THE REPRODUCTIVE PERFORMANCE OF PRIMIPAROUS FEMALE DAIRY CATTLE (1998) (0)
Singleton bovine tuberculosis breakdowns as a predictor of future herd breakdowns in Ireland (2003) (0)
Multiattribute Evaluation of Two Simple Tests for the Detection of Cryptosporidium parvum Oocysts in Calf Feces (2005) (0)
INTEGRATING SOUR GAS EXPOSURE MODELS WITH AGRO-ECOLOGIC ZONE AND HERD HEALTH USING GIS IN A VETERINARY EPIDEMIOLOGIC STUDY.: T 275 (1996) (0)
A model of the relationship of skin increase using the single intradermal comparative tuberculin test (SICTT) and the disclosure of a visible tuberculous-like lesion in cattle (1999) (0)
Whole farm economic analysis of precision farming practices (2004) (0)

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