https://doi.org/10.1590/S0034-70942013000200003
Braz J Anesthesiol, vol.63, 2013 Assessment of the effect of ketamine in combination with remifentanil on postoperative pain Scientific Article
Braz J Anesthesiol, vol.63, 2013 Assessment of the effect of ketamine in combination with remifentanil on postoperative pain Scientific Article