A Johne's disease survey and comparison of diagnostic tests.
D000818:Animals; D001431:Bacteriological Techniques / Q000662:veterinary; D002417:Cattle; D002418:Cattle Diseases / Q000175:diagnosis* / Q000453:epidemiology / Q000382:microbiology / Q000473:pathology; D003168:Complement Fixation Tests / Q000662:veterinary; D010283:Paratuberculosis / Q000175:diagnosis* / Q000453:epidemiology / Q000473:pathology; D013021:South Australia