Gastric bypass in obesity.
D000368:Aged; D000818:Animals; D004285:Dogs; D005260:Female; D005750:Gastric Juice / Q000378:metabolism; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D009765:Obesity / Q000601:surgery*; D013270:Stomach / Q000601:surgery*; D013276:Stomach Ulcer / Q000209:etiology / Q000601:surgery