title: Perioperative care: postoperative pain relief.
mesh_terms: D000700:Analgesics / Q000627:therapeutic use; D004305:Dose-Response Relationship, Drug; D004359:Drug Therapy, Combination; D006801:Humans; D009407:Nerve Block; D010149:Postoperative Pain / Q000188:drug therapy*; D011229:Preanesthetic Medication
chemical_list: D000700:Analgesics