A Comparison of two Mannheimia haemolytica Immunization Programs in Feedlot Calves at High Risk of Developing Undifferentiated Fever/Bovine Respiratory Disease. The Bovine Practitioner, [S. l.], v. 42, n. 1, p. 64–75, 2008. DOI: 10.21423/bovine-vol42no1p64-75. Disponível em: https://bovine-ojs-tamu.tdl.org/bovine/article/view/176. Acesso em: 22 nov. 2024.