title: Opioids in labor.
authors.forename: J
authors.initials: J
authors.lastname: Kingdom
authors.forename: S
authors.initials: S
authors.lastname: Woods
mesh_terms: D015360:Analgesia, Epidural / Q000009:adverse effects; D016362:Analgesia, Obstetrical / Q000379:methods*; D000701:Analgesics, Opioid / Q000008:administration & dosage*; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D007744:Obstetric Labor Complications / Q000209:etiology; D011247:Pregnancy
chemical_list: D000701:Analgesics, Opioid