AMSTUTZ, H. E.; HORSTMAN, L. A.; MORTER, R. I. Clinical evaluation of the efficacy of Haemophilus somnus and Pasteurella sp bacterins. The Bovine Practitioner, [S. l.], v. 1981, n. 16, p. 106–108, 1981. DOI: 10.21423/bovine-vol1981no16p106-108. Disponível em: https://bovine-ojs-tamu.tdl.org/bovine/article/view/1982. Acesso em: 12 aug. 2024.