Indications for surgery of the upper gastrointestinal tract.
D013505:Digestive System Surgical Procedures; D041981:Gastrointestinal Tract / Q000601:surgery*; D041742:Upper Gastrointestinal Tract; D005719:gamma-Globulins
D005719:gamma-Globulins
GAMMA GLOBULIN; GASTROINTESTINAL SYSTEM/surgery