Van Leeuwen J, Keefe GP, Tiwari A. Seroprevalence and productivity effects of infection with bovine leukemia virus, Mycobacterium avium subspecies paratuberculosis, and Neospora caninum in Maritime Canadian dairy cattle. Bov. pract. [Internet]. 2002 Jun. 1 [cited 2024 Oct. 2];36(2):86-91. Available from: https://bovine-ojs-tamu.tdl.org/bovine/article/view/1669