https://doi.org/10.1590/S0034-70942004000500003
Braz J Anesthesiol, vol.54, 2004 Comparative study of epidural and intravenous fentanyl for postoperative analgesia of orthopedic surgeries Scientific Article
Braz J Anesthesiol, vol.54, 2004 Comparative study of epidural and intravenous fentanyl for postoperative analgesia of orthopedic surgeries Scientific Article