title: Composition of weight loss in morbidly obese patients after gastric bypass.
mesh_terms: D000273:Adipose Tissue; D000328:Adult; D001823:Body Composition; D001835:Body Weight; D003404:Creatinine / Q000652:urine; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009765:Obesity / Q000628:therapy*; D011184:Postoperative Period
chemical_list: D003404:Creatinine