References
- Flint , S. H. and Liardet , D. M. 1980 . A trivalent leptospiral vaccine with emphasis on a Leptospira interrogans serovar hardjo component to prevent leptospiruria . N.Z. vet. J. , 28 : 263 – 266 .
- Flint , S. H. and Liardet , D. M. 1981 . Leptospira interrogans serovar hardjo vaccination against Leptospira interogans serovar balcanica infection . N.Z. vet. J. , 29 : 38 – 38 .
- Mackintosh , C. G. , Marshall , R. B. and Broughton , E. S. 1980 . The use of a hardjopomona vaccine to prevent leptospiruria in cattle exposed to natural challenge with Leptospira interrogans serovar hardjo . N.Z. vet. J. , 28 : 174 – 177 .
- Mackintosh , C. G. , Marshall , R. B. and Blackmore , D. K. 1980 . Leptospira interrogans serovar bakanica in cattle . N.Z. vet. J. , 28 : 268 – 268 .
- Mackintosh , C. G. , Marshall , R. B. and Thompson , J. C. 1981 . Experimental infection of sheep and cattle with Leptospira interrogans serovar bakanica . N.Z. vet. J. , 29 : 15 – 19 .
- Marshall , R. B. , Broughton , E. S. and Hellstrom , J. S. 1979 . Protection of cattle against natural challenge with Leptospira interrogans serovar hardjo using a hardjo-pomona vaccine . N.Z. vet. J. , 27 : 114 – 116 .
- * Leptavoid, Wellcome (N.Z.) Ltd.