Gong, Eun Jeong Validation of the Korean Version of the Gastroesophageal Reflux Disease Questionnaire for the Diagnosis of Gastroesophageal Reflux Disease. [electronic resource] - Journal of neurogastroenterology and motility Jan 2019 - 91-99 p. digital Publication Type: Journal Article ISSN: 2093-0879 Standard No.: 10.5056/jnm18133 doi