1. Division of Gastroenterology Department of Internal Medicine CHA Bundang Medical Center CHA University School of Medicine Seongnam Republic of Korea
2. Clinical and Translational Hepatology Laboratory Seongnam Republic of Korea
3. Department of Statistics and Actuarial Science Soongsil University Seoul Republic of Korea
4. Department of Biomedicine & Health Science The Catholic University of Korea Seoul Korea
5. Department of Internal Medicine Yonsei University College of Medicine Seoul Republic of Korea