title: Primum non nocere.
authors: Edward H
authors: EH
authors: Livingston
mesh_terms: D002318:Cardiovascular Diseases / Q000517:prevention & control*; D004386:Duodenum / Q000601:surgery*; D005260:Female; D015390:Gastric Bypass / Q000379:methods*; D006801:Humans; D008297:Male; D009767:Obesity, Morbid / Q000601:surgery*; D011788:Quality of Life; D015431:Weight Loss