Herd prevalence of Johne's disease.
Kemp
Richard
R
Caldow
George
G
Strain
Sam
S
D000822:Animal Husbandry; D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000191:economics / Q000453:epidemiology* / Q000517:prevention & control; D016927:Mycobacterium avium subsp. paratuberculosis / Q000145:classification; D010283:Paratuberculosis / Q000191:economics / Q000453:epidemiology* / Q000517:prevention & control; D015995:Prevalence; D012307:Risk Factors; D006113:United Kingdom / Q000453:epidemiology