OTERO, P., L. JACOMET, D. PISERA, M. REBUELTO, and R. HALLU. “Preliminary Study of the Cardiorespiratory Effects of Fentanyl in Halothane Anesthetized Dogs”. Archivos de Medicina Veterinaria 32, no. 2 (December 29, 2000): 185–192. Accessed November 16, 2024. http://581087.h2bexzbj.asia/index.php/amv/article/view/4574.