The isolation of Leptospira serotypes Copenhageni and Ballum from healthy calves.
D000818:Animals; D002353:Carrier State / Q000382:microbiology / Q000662:veterinary*; D002417:Cattle; D002418:Cattle Diseases / Q000382:microbiology*; D005260:Female; D007919:Leptospira / Q000302:isolation & purification*; D007922:Leptospirosis / Q000382:microbiology / Q000662:veterinary*; D012703:Serotyping; D014556:Urine / Q000382:microbiology