The duration of protection against infection with Campylobacter fetus subsp. venerealis in immunised bulls.
D000818:Animals; D001428:Bacterial Vaccines / Q000276:immunology*; D002167:Campylobacter / Q000276:immunology*; D002169:Campylobacter Infections / Q000517:prevention & control / Q000662:veterinary*; D002168:Campylobacter fetus / Q000276:immunology*; D002417:Cattle; D002418:Cattle Diseases / Q000517:prevention & control*; D008297:Male; D014611:Vaccination / Q000662:veterinary
D001428:Bacterial Vaccines