[Clinical trial of palfium in the course of normal labor].
D000700:Analgesics; D018712:Analgesics, Non-Narcotic / Q000628:therapy*; D000758:Anesthesia; D000773:Anesthesia, Obstetrical; D058633:Antipyretics; D003916:Dextromoramide
D000700:Analgesics; D018712:Analgesics, Non-Narcotic; D058633:Antipyretics; D003916:Dextromoramide
ANALGESICS AND ANTIPYRETICS/therapy; ANESTHESIA, OBSTETRICAL