title: Relief of postoperative pain with intercostal blockade compared with the use of narcotic drugs.
mesh_terms: D000701:Analgesics, Opioid / Q000627:therapeutic use*; D006801:Humans; D009407:Nerve Block; D010149:Postoperative Pain / Q000517:prevention & control*; D012119:Respiration
chemical_list: D000701:Analgesics, Opioid