title: Current status of IBR-IPV virus infection in bulls.
mesh_terms: D000818:Animals; D002417:Cattle; D007242:Herpesvirus 1, Bovine / Q000302:isolation & purification; D007241:Infectious Bovine Rhinotracheitis / Q000382:microbiology* / Q000517:prevention & control; D008297:Male; D012661:Semen / Q000382:microbiology; D014611:Vaccination / Q000662:veterinary