title: Epidural "failure" during the final stages of labour.
authors.forename: S
authors.initials: S
authors.lastname: Humble
mesh_terms: D015360:Analgesia, Epidural / Q000379:methods*; D016362:Analgesia, Obstetrical / Q000379:methods*; D005260:Female; D006801:Humans; D048949:Labor Pain; D007748:Labor Stage, Second; D011247:Pregnancy; D014590:Uterine Contraction / Q000187:drug effects