1. Division of Gastroenterology and Hepatology; Department of Internal Medicine; Korea University Ansan Hospital; Ansan Korea
2. Division of Gastroenterology and Hepatology; Department of Internal Medicine; Korea University Anam Hospital; Seoul Korea
3. Division of Gastroenterology and Hepatology; Department of Internal Medicine; The Catholic University of Korea Uijeongbu St. Mary's Hospital; Uijeongbu Korea
4. Division of Gastroenterology and Hepatology; Department of Internal Medicine; Hallym University Kangnam Sacred Heart Hospital; Seoul Korea
5. Division of Gastroenterology and Hepatology; Department of Internal Medicine; Hallym University Sacred Heart Hospital; Anyang Korea
6. Division of Gastroenterology and Hepatology; Department of Internal Medicine; Chungbuk National University Hospital; Cheongju Korea
7. Division of Gastroenterology and Hepatology; Department of Internal Medicine; Yonsei University Wonju Christian Hospital; Wonju Korea
8. Division of Gastroenterology and Hepatology; Department of Internal Medicine; Gachon University Gil Hospital; Incheon Korea
9. Division of Gastroenterology and Hepatology; Department of Internal Medicine; Inha University Hospital; Incheon Korea
10. GeneMarix Inc.; Yongin Korea