1. Andersen, H.J., Aagaard, K., Skjøth, F., Rattenborg, E., Enevoldsen, C., 2000. Integration of research, development, health promotion, and milk quality assurance in the Danish dairy industry. In: Salman, M.D., Morley, P., Ruch-Gallie, R. (Eds.), Proceedings of the Ninth Symposium of the International Society of Veterinary Epidemiology and Economics, Breckenridge, CO, USA, 6–11 August, pp. 258–260.
2. Immunological reactions caused by infection with Mycobacterium paratuberculosis;Bendixen;Nord. Vet. Med.,1978
3. Physiological and pathological factors influencing bovine immunoglobulin G2 concentration in milk;Caffin;J. Dairy Sci.,1988
4. Physiological and pathological factors influencing bovine immunoglobulin G1 concentration in milk;Caffin;J. Dairy Sci.,1983
5. Ruminant paratuberculosis (Johne’s disease): the current status and future prospects;Chiodini;Cornell Vet.,1984