MALIK, V; SINGH, B. Effects of midazolam supplementation on ketamine anaesthesia in butorphanol-xylazine premedicated horses. The Indian Journal of Animal Sciences, Delhi, India, v. 78, n. 5, 2011. Disponível em: https://epubs.icar.org.in/index.php/IJAnS/article/view/4725. Acesso em: 23 oct. 2025.