title: [Analgesia on demand after surgery].
mesh_terms: D000698:Analgesia / Q000295:instrumentation / Q000379:methods*; D000701:Analgesics, Opioid / Q000008:administration & dosage; D006801:Humans; D011182:Postoperative Care / Q000379:methods*; D012646:Self Administration / Q000295:instrumentation / Q000379:methods
chemical_list: D000701:Analgesics, Opioid
vernacular_title: Analgeziia po trebovaniiu posle operatsii.