Yazbek, Karina Velloso Braga, and Denise Tabacchi Fantoni. “Evaluation of Tramadol, an ‘atypical’ Opioid Analgesic in the Control of Immediate Postoperative Pain in Dogs Submitted to Orthopedic Surgical Procedures”. Brazilian Journal of Veterinary Research and Animal Science 42, no. 4 (August 1, 2005): 250–258. Accessed May 2, 2024. https://revistas.usp.br/bjvras/article/view/26418.