RAMANATHA, K R; SHARIFF, ABDULLA. In-vitro synergistic effects of colistin, neomycin and doxycycline combinations by disc-diffusion test. The Indian Journal of Animal Sciences, Delhi, India, v. 65, n. 1, 2013. Disponível em: https://epubs.icar.org.in/index.php/IJAnS/article/view/31486. Acesso em: 24 oct. 2025.