Mozaffari, Ali Asghar, Mohammad Khalili, and Farzaneh Jahangosha. “Identification of Cattle Persistently Infected With BVDV (PI) By Ear-Notch Testing In Southeast of Iran”. Animal Review 1, no. 4 (December 15, 2014): 65–68. Accessed July 22, 2024. https://archive.conscientiabeam.com/index.php/92/article/view/51.