title: [Evaluation of the efficacy of epidural analgesia with narcotic analgesics].
mesh_terms: D000328:Adult; D000767:Anesthesia, Epidural; D005260:Female; D005283:Fentanyl; D006801:Humans; D008297:Male; D008614:Meperidine / Q000031:analogs & derivatives; D009020:Morphine; D011396:Promedol
chemical_list: D011396:Promedol; D009020:Morphine; D008614:Meperidine; D005283:Fentanyl
vernacular_title: Otsenka éffektivnosti épidural'noĭ analgezii narkoticheskimi analgetikami.