https://doi.org/10.1590/S0034-70942004000400002
Braz J Anesthesiol, vol.54, 2004 Comparison between 0.125% and 0.25% bupivacaine associated to fentanyl for epidural labor analgesia Scientific Article
Braz J Anesthesiol, vol.54, 2004 Comparison between 0.125% and 0.25% bupivacaine associated to fentanyl for epidural labor analgesia Scientific Article

