WILLIAMS, D. E. Preconditioned Calves: A Progress Report. The Bovine Practitioner, [S. l.], v. 1969, n. 4, p. 12–15, 1969. DOI: 10.21423/bovine-vol1969no4p12-15. Disponível em: https://bovine-ojs-tamu.tdl.org/bovine/article/view/230. Acesso em: 29 mar. 2024.