title: Bovine abortions in five Northeastern states, 1960-1970: evaluation of diagnostic laboratory data.
mesh_terms: D000034:Abortion, Veterinary / Q000453:epidemiology* / Q000209:etiology; D000818:Animals; D001228:Aspergillosis / Q000453:epidemiology / Q000662:veterinary; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology* / Q000209:etiology; D003354:Corynebacterium Infections / Q000453:epidemiology / Q000662:veterinary; D005260:Female; D007241:Infectious Bovine Rhinotracheitis / Q000453:epidemiology; D007922:Leptospirosis / Q000453:epidemiology / Q000662:veterinary; D008297:Male; D011247:Pregnancy; D012621:Seasons; D013290:Streptococcal Infections / Q000453:epidemiology / Q000662:veterinary; D014481:United States; D014735:Vibrio Infections / Q000453:epidemiology / Q000662:veterinary