Cohen, S Epidural analgesia for labour and delivery: fentanyl or sufentanil? [electronic resource] - Canadian journal of anaesthesia = Journal canadien d'anesthesie Apr 1996 - 341-6 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial ISSN: 0832-610X Standard No.: 10.1007/BF03011711 doi Subjects--Topical Terms: Analgesia, EpiduralAnalgesia, ObstetricalAnalgesics, Opioid--administration & dosageDouble-Blind MethodFemaleFentanyl--administration & dosageHumansInfant, NewbornPregnancySufentanil--administration & dosage