title: Comparison of ropivacaine and bupivacaine for extradural analgesia.
authors.forename: G
authors.initials: G
authors.lastname: Lyons
authors.forename: M
authors.initials: M
authors.lastname: Dresner
authors.forename: R
authors.initials: R
authors.lastname: Wilson
mesh_terms: D000577:Amides; D015360:Analgesia, Epidural; D000779:Anesthetics, Local; D002045:Bupivacaine; D004305:Dose-Response Relationship, Drug; D006801:Humans; D000077212:Ropivacaine
chemical_list: D000577:Amides; D000779:Anesthetics, Local; D000077212:Ropivacaine; D002045:Bupivacaine