Herman W. Barkema
Herman W. Barkema
Professor Epidemiology of Infectious Diseases, University of Calgary
Verified email at ucalgary.ca
TitleCited byYear
Increasing incidence and prevalence of the inflammatory bowel diseases with time, based on systematic review
NA Molodecky, S Soon, DM Rabi, WA Ghali, M Ferris, G Chernoff, ...
Gastroenterology 142 (1), 46-54. e42, 2012
32802012
Invited review: The role of cow, pathogen, and treatment regimen in the therapeutic success of bovine Staphylococcus aureus mastitis
HW Barkema, YH Schukken, RN Zadoks
Journal of dairy science 89 (6), 1877-1895, 2006
5722006
Incidence of clinical mastitis in dairy herds grouped in three categories by bulk milk somatic cell counts
HW Barkema, YH Schukken, T Lam, ML Beiboer, H Wilmink, ...
Journal of dairy science 81 (2), 411-419, 1998
5421998
Incidence rate of clinical mastitis on Canadian dairy farms
RGMO Riekerink, HW Barkema, DF Kelton, DT Scholl
Journal of dairy science 91 (4), 1366-1377, 2008
3702008
Risk of surgery for inflammatory bowel diseases has decreased over time: a systematic review and meta-analysis of population-based studies
AD Frolkis, J Dykeman, ME Negrón, J deBruyn, N Jette, KM Fiest, ...
Gastroenterology 145 (5), 996-1006, 2013
3492013
Management practices associated with the incidence rate of clinical mastitis
HW Barkema, YH Schukken, T Lam, ML Beiboer, G Benedictus, A Brand
Journal of dairy science 82 (8), 1643-1654, 1999
3121999
Invited review: Mastitis in dairy heifers: Nature of the disease, potential impact, prevention, and control
S De Vliegher, LK Fox, S Piepers, S McDougall, HW Barkema
Journal of dairy science 95 (3), 1025-1040, 2012
2812012
Management practices associated with low, medium, and high somatic cell counts in bulk milk
HW Barkema, YH Schukken, T Lam, ML Beiboer, G Benedictus, A Brand
Journal of dairy science 81 (7), 1917-1927, 1998
2801998
Management style and its association with bulk milk somatic cell count and incidence rate of clinical mastitis
HW Barkema, JD Van der Ploeg, YH Schukken, T Lam, G Benedictus, ...
Journal of Dairy Science 82 (8), 1655-1663, 1999
2701999
Cow-and quarter-level risk factors for Streptococcus uberis and Staphylococcus aureus mastitis
RN Zadoks, HG Allore, HW Barkema, OC Sampimon, GJ Wellenberg, ...
Journal of Dairy Science 84 (12), 2649-2663, 2001
264*2001
Factors associated with cure after therapy of clinical mastitis caused by Staphylococcus aureus
J Sol, OC Sampimon, HW Barkema, YH Schukken
Journal of dairy science 83 (2), 278-284, 2000
2192000
Johne’s disease in Canada: Part I: Clinical symptoms, pathophysiology, diagnosis, and prevalence in dairy herds
A Tiwari, JA VanLeeuwen, SLB McKenna, GP Keefe, HW Barkema
The Canadian Veterinary Journal 47 (9), 874, 2006
2082006
The effects of lameness on reproductive performance, milk production and culling in Dutch dairy farms
HW Barkema, JD Westrik, KAS Van Keulen, YH Schukken, A Brand
Preventive veterinary medicine 20 (4), 249-259, 1994
2081994
Prevalence and distribution of mastitis pathogens in subclinically infected dairy cows in Flanders, Belgium
S Piepers, L De Meulemeester, A de Kruif, G Opsomer, HW Barkema, ...
Journal of Dairy Research 74 (4), 478-483, 2007
2042007
Dogs shed Neosporacaninum oocysts after ingestion of naturally infected bovine placenta but not after ingestion of colostrum spiked with Neosporacaninum tachyzoites
T Dijkstra, M Eysker, G Schares, FJ Conraths, W Wouda, HW Barkema
International Journal for Parasitology 31 (8), 747-752, 2001
2002001
The effect of season on somatic cell count and the incidence of clinical mastitis
RGMO Riekerink, HW Barkema, H Stryhn
Journal of dairy science 90 (4), 1704-1715, 2007
1982007
Incidence of primary sclerosing cholangitis: a systematic review and meta‐analysis
NA Molodecky, H Kareemi, R Parab, HW Barkema, H Quan, RP Myers, ...
Hepatology 53 (5), 1590-1599, 2011
1922011
The effect of pathogen-specific clinical mastitis on the lactation curve for somatic cell count
Y de Haas, HW Barkema, RF Veerkamp
Journal of dairy science 85 (5), 1314-1323, 2002
1802002
Application of pulsed-field gel electrophoresis and binary typing as tools in veterinary clinical microbiology and molecular epidemiologic analysis of bovine and …
R Zadoks, W Van Leeuwen, H Barkema, O Sampimon, H Verbrugh, ...
Journal of clinical microbiology 38 (5), 1931-1939, 2000
1792000
Clinical, epidemiological and molecular characteristics of Streptococcus uberis infections in dairy herds
RN Zadoks, BE Gillespie, HW Barkema, OC Sampimon, SP Oliver, ...
Epidemiology & Infection 130 (2), 335-349, 2003
1732003
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