1. Department of Internal Medicine, Hallym University College of Medicine, Chuncheon, Korea.
2. Department of Internal Medicine and Cell Therapy and Tissue Engineering Center, Yonsei University Wonju College of Medicine, Wonju, Korea.
3. Department of Internal Medicine and Liver Research Institute, Seoul National University College of Medicine, Seoul, Korea.
4. Department of Internal Medicine, Ajou University College of Medicine, Suwon, Korea.
5. Department of Internal Medicine, Sungkyunkwan University College of Medicine, Seoul, Korea.
6. Department of Internal Medicine, Catholic University of Daegu College of Medicine, Daegu, Korea.
7. Department of Internal Medicine, Soonchunhyang University Hospital Bucheon, Soonchunhyang University College of Medicine, Bucheon, Korea.
8. Department of Internal Medicine, Inha University College of Medicine, Incheon, Korea.
9. Department of Internal Medicine, Cha University College of Medicine, Seongnam, Korea.
10. Department of Internal Medicine, Hanyang University Guri Hospital, Hanyang University College of Medicine, Guri, Korea.
11. Department of Pathology, Ajou University College of Medicine, Suwon, Korea.
12. Department of Radiology, Ajou University College of Medicine, Suwon, Korea.
13. Department of Internal Medicine, Chung-Ang University College of Medicine, Seoul, Korea.
14. Department of Internal Medicine, Yonsei University College of Medicine, Seoul, Korea.
15. Department of Radiology, Yonsei University College of Medicine, Seoul, Korea.
16. Department of Internal Medicine, Hanyang University Seoul Hospital, Hanyang University College of Medicine, Seoul, Korea.
17. Department of Internal Medicine, Kyungpook National University College of Medicine, Daegu, Korea.
18. Department of Internal Medicine, Chungnam National University College of Medicine, Daejeon, Korea.
19. Department of Internal Medicine, Keimyung University College of Medicine, Daegu, Korea.
20. Department of Internal Medicine, Soonchunhyang University Hospital Cheonan, Soonchunhyang University College of Medicine, Cheonan, Korea.
21. Department of Internal Medicine, Soonchunhyang University Hospital Seoul, Soonchunhyang University College of Medicine, Seoul, Korea.
22. Department of Internal Medicine, Gachon University of Medicine and Science, Incheon, Korea.
23. Department of Internal Medicine, Konkuk University College of Medicine, Seoul, Korea.
24. Department of Internal Medicine, Inje University College of Medicine, Goyang, Korea.
25. Department of Internal Medicine, Chonbuk National University College of Medicine, Jeonju, Korea.
26. Department of Internal Medicine, Kyung Hee University College of Medicine, Seoul, Korea.
27. Department of Internal Medicine, Ulsan University College of Medicine, Gangneung, Korea.
28. Department of Internal Medicine, The Catholic University of Korea College of Medicine, Seoul, Korea.
29. Department of Internal Medicine, Korea University College of Medicine, Seoul, Korea.
30. Department of Internal Medicine, Kangwon National University College of Medicine, Chuncheon, Korea.
31. Department of Preventive Medicine, Yonsei University Wonju College of Medicine, Wonju, Korea.