Observations on Leptospira hardjo infection in New South Wales.
D000034:Abortion, Veterinary / Q000453:epidemiology*; D000818:Animals; D001315:Australia; D002417:Cattle; D004196:Disease Outbreaks / Q000662:veterinary*; D005260:Female; D007922:Leptospirosis / Q000453:epidemiology / Q000662:veterinary*; D008414:Mastitis, Bovine / Q000453:epidemiology* / Q000382:microbiology; D011247:Pregnancy