Retzlaff, N [Serologic, culture, and histological studies of cattle for slaughter for leptospirosis]. [electronic resource] - Zentralblatt fur Veterinarmedizin. Reihe B. Journal of veterinary medicine. Series B Jul 1968 - 581-91 p. digital Publication Type: Journal Article ISSN: 0514-7166 Subjects--Topical Terms: Agglutination TestsAnimalsCattleCattle DiseasesLeptospirosis--veterinaryMicroscopy, Fluorescence