title: Respiratory arrest after epidural sufentanil.
mesh_terms: D000328:Adult; D000700:Analgesics / Q000009:adverse effects*; D005260:Female; D005283:Fentanyl / Q000009:adverse effects / Q000031:analogs & derivatives*; D006801:Humans; D008875:Middle Aged; D010149:Postoperative Pain / Q000188:drug therapy; D012131:Respiratory Insufficiency / Q000139:chemically induced*; D017409:Sufentanil
chemical_list: D000700:Analgesics; D017409:Sufentanil; D005283:Fentanyl