https://doi.org/10.1590/S0034-70942005000500007
Braz J Anesthesiol, vol.55, 2005 Intraoperative analgesic effect of epidural ketamine, clonidine or dexmedetomidine for upper abdominal surgery Scientific Article
Braz J Anesthesiol, vol.55, 2005 Intraoperative analgesic effect of epidural ketamine, clonidine or dexmedetomidine for upper abdominal surgery Scientific Article