Bovine abortion associated with Haemophilus somnus.
D000034:Abortion, Veterinary / Q000382:microbiology*; D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000382:microbiology*; D005260:Female; D005333:Fetus / Q000382:microbiology; D006190:Haemophilus / Q000302:isolation & purification*; D006192:Haemophilus Infections / Q000382:microbiology / Q000662:veterinary*; D011247:Pregnancy