1. Diagnosis of Johne's disease (paratuberculosis) in northern California and a note on its economic significance;Abbas;Calif. Vet.,1983
2. Application ofmultiple diagnostic test to the diagnosis and profiling of M. paratuberculosis infected herds;Anderson;Proc. Annu. Mtg. US Anim. Health Assoc.,1991
3. Economic losses due to paratuberculosis in dairy cattle;Benedictus;Vet. Rec.,1987
4. Age and milk production data of cattle culled from a dairy herd with paratuberculosis;Buergelt;JAVMA,1978
5. Milk production levels in cows ELISA positive for serum antibodies to M. paratuberculosis;Collins,1991