A Preventive medicine program for dairy cattle in Southern Ontario. The Bovine Practitioner, [S. l.], v. 1974, n. 9, p. 15–17, 1974. DOI: 10.21423/bovine-vol1974no9p15-17. Disponível em: https://bovine-ojs-tamu.tdl.org/bovine/article/view/1836. Acesso em: 22 nov. 2024.