title: Alleviating children's postoperative pain.
mesh_terms: D000293:Adolescent; D002648:Child; D002673:Child, Hospitalized / Q000523:psychology*; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D007223:Infant; D007318:Inservice Training; D008297:Male; D009294:Narcotics / Q000008:administration & dosage / Q000627:therapeutic use*; D009730:Nursing Assessment; D010149:Postoperative Pain / Q000188:drug therapy* / Q000451:nursing; D011897:Random Allocation
chemical_list: D009294:Narcotics