title: Patient-controlled epidural analgesia for labor.
authors.affiliation: Columbia University Medical Center, Department of Anesthesiology, New York, New York 10032, USA. rms7@columbia.edu
authors.forename: Richard M
authors.initials: RM
authors.lastname: Smiley
authors.forename: Leroi
authors.initials: L
authors.lastname: Stephenson
mesh_terms: D015360:Analgesia, Epidural; D016362:Analgesia, Obstetrical; D016058:Analgesia, Patient-Controlled; D005260:Female; D006801:Humans; D011247:Pregnancy