The influence of a bupivacaine and fentanyl epidural infusion after epidural fentanyl in patients allowed to ambulate in early labor.
Connelly NR, Parker RK, Lucas T, El-Mansouri M, Komanduri V, Nayak P, Gutta S, Gibson C, Dunn SM. The influence of a bupivacaine and fentanyl epidural infusion after epidural fentanyl in patients allowed to ambulate in early labor. Anesth Analg. 2001 Oct; 93(4):1001-5.