title: Diagnosis of Trichomonas foetus infection in bulls.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000382:microbiology*; D008297:Male; D010413:Penis / Q000382:microbiology; D014244:Trichomonas / Q000302:isolation & purification*; D014245:Trichomonas Infections / Q000382:microbiology / Q000662:veterinary*