Mozaffari AA, Khalili M, Jahangosha F. Identification of Cattle Persistently Infected With BVDV (PI) By Ear-Notch Testing In Southeast of Iran. 92 [Internet]. 2014 Dec. 15 [cited 2024 Jul. 22];1(4):65-8. Available from: https://archive.conscientiabeam.com/index.php/92/article/view/51