Step, D. L., and John G. Kirkpatrick. “Mycoplasma Infection in Cattle: I. Pneumonia-Arthritis Syndrome”. The Bovine Practitioner 35, no. 2 (June 1, 2001): 149–155. Accessed April 28, 2024. https://bovine-ojs-tamu.tdl.org/bovine/article/view/1646.