The reduction of forceps in primigravidae with epidural analgesia--a controlled trial.
D000767:Anesthesia, Epidural; D000773:Anesthesia, Obstetrical; D002986:Clinical Trials as Topic; D005113:Extraction, Obstetrical / Q000379:methods*; D005260:Female; D006801:Humans; D009772:Obstetrical Forceps; D010121:Oxytocin / Q000008:administration & dosage; D011247:Pregnancy
D010121:Oxytocin