title: Does intercostal blockade improve patient comfort after cholecystectomy?
mesh_terms: D002045:Bupivacaine / Q000008:administration & dosage; D002763:Cholecystectomy; D006801:Humans; D007367:Intercostal Nerves / Q000187:drug effects*; D009407:Nerve Block; D009892:Opium / Q000627:therapeutic use; D010149:Postoperative Pain / Q000628:therapy*; D013900:Thoracic Nerves / Q000187:drug effects*
chemical_list: D009892:Opium; D002045:Bupivacaine