https://doi.org/10.1590/S0034-70942003000300003
Braz J Anesthesiol, vol.53, 2003 Comparative study of 0.5% bupivacaine versus 0.5% bupivacaine enantiomeric mixture (S75-R25) in epidural anesthesia for orthopedic surgery Scientific Article
Braz J Anesthesiol, vol.53, 2003 Comparative study of 0.5% bupivacaine versus 0.5% bupivacaine enantiomeric mixture (S75-R25) in epidural anesthesia for orthopedic surgery Scientific Article