Case report: Emergence of bovine viral diarrhea virus persistently infected calves in a semi-closed herd. The Bovine Practitioner, [S. l.], v. 50, n. 1, p. 28–30, 2016. DOI: 10.21423/bovine-vol50no1p28-30. Disponível em: https://bovine-ojs-tamu.tdl.org/bovine/article/view/2886. Acesso em: 22 nov. 2024.