title: Addition of low-dose bupivacaine to epidural fentanyl infusion.
authors.forename: W
authors.initials: W
authors.lastname: Prados
mesh_terms: D000767:Anesthesia, Epidural; D002045:Bupivacaine / Q000008:administration & dosage*; D004357:Drug Synergism; D005283:Fentanyl / Q000494:pharmacology*; D006801:Humans
chemical_list: D005283:Fentanyl; D002045:Bupivacaine