ACTA GASTRO-ENTEROLOGICA BELGICA, cilt.80, sa.4, ss.471-475, 2017 (SCI-Expanded)
Background and study aims : Upper gastrointestinal endoscopic examination is usually the first step in the evaluation of patients with suspected gastroesopageal reflux disease. The primary aim of this study was to investigate the association between gastroesophageal flap valve function (GEFV) and gastroesophapgeal reflux symptoms in patients undergoing routine upper endoscopy.