Anderson, Mark, Bradd Barr, Pat Conrad, Mark Thurmond, John Picanso, and J. P. Dubey. “Bovine Protozoal Abortions in California”. The Bovine Practitioner 1991, no. 26 (September 1, 1991): 102–104. Accessed May 18, 2024. https://bovine-ojs-tamu.tdl.org/bovine/article/view/2340.