Batbayar T, Andrei S, Tungalag C. Ultrastructural studies of bovine paratuberculosis (Johne’s Disease). Mong. J. Agric. Sci. [Internet]. 2015 Sep. 30 [cited 2025 Oct. 27];15(2):61-5. Available from: https://test.mongoliajol.info/MJAS/article/view/547