A survey of abortions in Vermont dairy cattle.
D000034:Abortion, Veterinary / Q000453:epidemiology*; D000818:Animals; D001419:Bacteria; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D005260:Female; D006385:Hemagglutination Inhibition Tests; D006386:Hemagglutination Tests; D007239:Infections / Q000662:veterinary; D009181:Mycoses / Q000150:complications / Q000662:veterinary*; D011247:Pregnancy; D014707:Vermont; D014777:Virus Diseases / Q000150:complications / Q000662:veterinary*