The presidential address:  preoperative and postoperative dietary care.
D004032:Diet; D013505:Digestive System Surgical Procedures; D041981:Gastrointestinal Tract / Q000601:surgery*; D006801:Humans; D011182:Postoperative Care; D011300:Preoperative Care
DIETS; GASTROINTESTINAL SYSTEM; GASTROINTESTINAL SYSTEM/surgery; POSTOPERATIVE CARE; PREOPERATIVE CARE