title: Roux-en-Y gastric bypass after previous unsuccessful gastric restrictive surgery.
authors.forename: Michel
authors.initials: M
authors.lastname: Gagner
mesh_terms: D000713:Anastomosis, Roux-en-Y; D015904:Biliopancreatic Diversion; D015390:Gastric Bypass / Q000379:methods; D015391:Gastroplasty; D006801:Humans; D012086:Reoperation; D017211:Treatment Failure