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Gastric bypass in patients with morbid obesity should be an excellent antireflux procedure, because no acid is produced at the small gastric pouch and no duodenal reflux is present, due to the long Roux-en-Y limb. Five hundred fifty-seven p…

In summary, vagotomy plus antrectomy and the Roux-en-Y procedure is based on the following points: (a) patients who have BE show several foregut abnormalities, including incompetent lower esophageal sphincter, impairment in the esophageal c…

Cholesterol gallstone disease is frequent in Chile compared with other countries, as is cholesterolosis of the gallbladder. The purpose of this study was to determine any differences in bile composition and cholesterol content in the gallbl…