OSBURN, B. I. Some practical aspects of immunity in the bovine animal. The Bovine Practitioner, [S. l.], v. 1972, n. 7, p. 13–16, 1972. DOI: 10.21423/bovine-vol1972no7p13-16. Disponível em: https://bovine-ojs-tamu.tdl.org/bovine/article/view/1798. Acesso em: 14 jul. 2024.