title: Gastrointestinal surgery for obesity: a question of life and death and expertise.
authors.forename: Samuel
authors.initials: S
authors.lastname: Klein
mesh_terms: D050110:Bariatric Surgery / Q000009:adverse effects* / Q000401:mortality; D006801:Humans; D007581:Jejunoileal Bypass / Q000009:adverse effects; D009765:Obesity / Q000601:surgery*