Comparison of Endoscopic Findings with Gastroesophageal Reflux Disease Questionnaires (GerdQ) and Reflux Disease Questionnaire (RDQ) for Gastroesophageal Reflux Disease in Medan
Gontar Alamsyah Siregar* , Sahat Halim**, Ricky Rivalino Sitepu** * *Division of Gastroentero-hepatology, Department of Internal Medicine, Faculty of Medicine, University of Sumatera Utara/ Adam Malik General Hospital, Medan **Department of Internal Medicine, Faculty of Medicine, University of Sumatera Utara/ Adam Malik General Hospital, Medan ABSTRACT Background: There are many questionnaires






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