Bad and good news on gastroplasty. Fat lost, not muscle.
D001835:Body Weight; D004044:Dietary Proteins / Q000008:administration & dosage; D005069:Evaluation Studies as Topic; D005500:Follow-Up Studies; D006801:Humans; D009765:Obesity / Q000628:therapy*; D013270:Stomach / Q000601:surgery*
D004044:Dietary Proteins