[Neo-rickettsia and abortion in Bovides in Belgium].
D000034:Abortion, Veterinary; D000818:Animals; D001530:Belgium; D002417:Cattle; D002418:Cattle Diseases; D005260:Female; D011247:Pregnancy; D012281:Rickettsia; D012282:Rickettsia Infections / Q000662:veterinary*
ABORTION/veterinary; CATTLE/diseases; RICKETTSIAL DISEASES/veterinary