Obesity: surgical management.
D001835:Body Weight; D003106:Colon / Q000601:surgery; D013505:Digestive System Surgical Procedures; D006801:Humans; D007583:Jejunum / Q000601:surgery; D009765:Obesity / Q000601:surgery*; D011183:Postoperative Complications; D013270:Stomach / Q000601:surgery; D013514:Surgical Procedures, Operative / Q000379:methods