1. Department of Pathology, Chungnam National University, Korea.
2. Department of Pathology, Samsung Medical Center, Korea.
3. Department of Pathology, Korea Cancer Center Hospital, Korea.
4. Department of Pathology, Asan Medical Center, Korea.
5. Department of Pathology, Catholic University of Korea, Korea.
6. Department of Pathology, Seoul National University, Korea.
7. Department of Pathology, Seoul Paik Hospital, Korea.
8. Department of Pathology, Dankook University, Korea.
9. Department of Pathology, Kangbuk Samsung Hospital, Korea.
10. Department of Pathology, Konkuk University, Korea.
11. Department of Pathology, Seoul Veterans Hospital, Korea.
12. Department of Pathology, Sanggye Paik Hospital, Korea.
13. Department of Pathology, Soonchunhyang University Bucheon Hospital, Korea.
14. Department of Pathology, Chonnam National University, Korea.
15. Department of Pathology, Wonkwang University, Korea.
16. Department of Pathology, Hanyang University, Korea.
17. Department of Pathology, Kyungpook National University, Korea.
18. Department of Pathology, Hanyang University Guri Hospital, Korea.
19. Department of Pathology, Soonchunhyang University, Korea.
20. Department of Pathology, Gyeongsang University, Korea.
21. Department of Pathology, KyungHee University, Korea.
22. Department of Pathology, Eulji University Daejeon Hospital, Korea.
23. Department of Pathology, Chosun University, Korea.
24. Department of Pathology, Chonbuk National University, Korea.
25. Department of Pathology, Kosin University, Korea.
26. Department of Pathology, Keimyung University, Korea.
27. Department of Pathology, Ewha Womans University, Korea.
28. Department of Pathology, Ulsan University, Korea.
29. Department of Pathology, Inha University, Korea.
30. Department of Pathology, Ajou University, Korea.
31. Department of Pathology, Dong-A University, Korea.
32. Department of Pathology, Korea University, Korea.