Hathaway, S C Problems associated with the serological diagnosis of Leptospira interrogans serovar hardjo infection in bovine populations. [electronic resource] - The Veterinary record Jul 1986 - 84-6 p. digital Publication Type: Journal Article ISSN: 0042-4900 Standard No.: 10.1136/vr.119.4.84 doi Subjects--Topical Terms: AnimalsCattleCattle Diseases--diagnosisFemaleLeptospirosis--diagnosisLongitudinal StudiesSeasonsSerologic TestsUnited Kingdom