title: Primum non nocere! (First do no harm!).
authors.affiliation: Professor of Medicine, Chief of Endoscopy, Departments of Medicine and Endoscopy, Washington University School of Medicine, St. Louis, Missouri.
authors.forename: Steven A
authors.initials: SA
authors.lastname: Edmundowicz
mesh_terms: D050110:Bariatric Surgery / Q000379:methods*; D003924:Diabetes Mellitus, Type 2 / Q000601:surgery*; D004386:Duodenum / Q000601:surgery*; D016099:Endoscopy, Gastrointestinal / Q000379:methods*; D005260:Female; D006801:Humans; D007583:Jejunum / Q000601:surgery*; D008297:Male; D009765:Obesity / Q000601:surgery*