title: Pain relief after modified radial mastectomy--premedication with a narcotic?
mesh_terms: D005260:Female; D006801:Humans; D008408:Mastectomy; D009294:Narcotics / Q000627:therapeutic use*; D010149:Postoperative Pain / Q000517:prevention & control*; D011292:Premedication
chemical_list: D009294:Narcotics