[Anesthesia for surgery of the upper abdomen].
D000005:Abdomen / Q000601:surgery*; D000758:Anesthesia; D000776:Anesthesiology; D001659:Biliary Tract / Q000601:surgery*; D001662:Biliary Tract Surgical Procedures; D013505:Digestive System Surgical Procedures; D041981:Gastrointestinal Tract / Q000601:surgery*
ABDOMEN/surgery; BILIARY TRACT/surgery; GASTROINTESTINAL SYSTEM/surgery