Labour analgesia: what are the (new) options?
Norris
M C
MC
Department of Anesthesiology, Washington University School of Medicine, St. Louis, MO 63110, USA.
D015360:Analgesia, Epidural; D016362:Analgesia, Obstetrical; D005260:Female; D006340:Heart Rate, Fetal / Q000187:drug effects; D006801:Humans; D011247:Pregnancy; D012119:Respiration / Q000187:drug effects