through its Bariatric Surgery Center Network. For listings of surgeons and centers in other countries, the International Federation for the Surgery of Obesity and Metabolic Disorders lists medical associations by country. See also Adjustable gastric band Duodenal switch surgery StomaphyX—Revisional, natural orifice procedure for patients that have regained weight after gastric bypass Vagotomy—Cutting of the vagus nerve to reduce the feeling of hunger References Books Journal sources News sources Press releases Web sources Further reading External links NIH – Gastrointestinal Surgery for Obesity NIH Medline Plus – Multiple Links to articles, videos about bariatric surgery Metabolic & Weight Loss Surgical Procedures Gallery – Including information on bariatric surgery Bariatrics Obesity Digestive system surgery es:Balón gástrico