1. Department of Internal Medicine, Seoul National University College of Medicine, Seoul National University Hospital, Seoul, Korea
2. Department of Hematology and Oncology, Ulsan University Hospital, University of Ulsan College of Medicine, Ulsan, Korea
3. Department of Internal Medicine, Daegu Catholic University School of Medicine, Daegu Catholic University Hospital, Daegu, Korea
4. Division of Hematology-Oncology, Chung-Ang University Hospital, Seoul, Department of Internal Medicine, Jinju, Korea
5. Gyeongsang National University Hospital, Gyeongsang National University School of Medicine, Jinju, Korea
6. National Health Insurance Service Ilsan Hospital, Goyang, Korea
7. Ewha Womans University Mokdong Hospital, Ewha Womans University College of Medicine, Seoul, Korea
8. Yonsei University Wonju College of Medicine, Wonju, Korea
9. Pusan National University College of Medicine, Pusan National University Hospital, Busan, Korea
10. Division of Hematology, Department of Internal Medicine, Yonsei University College of Medicine, Seoul, Korea
11. Department of Internal Medicine, Dongtan Sacred Heart Hospital, Hallym University College of Medicine, Hwaseong, Korea
12. Division of Oncology and Hematology, Department of Internal Medicine, Jeonbuk National University Hospital-Jeonbuk National University Medical School, Jeonju, Korea
13. Department of Internal Medicine, Kangwon National University College of Medicine, Kangwon National University Hospital, Chuncheon, Korea
14. Division of Hematology, Gachon University Gil Medical Center, Gachon University College of Medicine, Incheon, Division of Hematology-Oncology, Department of Internal Medicine, Seoul, Korea
15. Korea University Guro Hospital, Seoul, Korea
16. Dong-A University College of Medicine, Dong-A University Hospital, Busan, Korea
17. Yeungnam University College of Medicine, Daegu, Department of Internal Medicine, Jeju, Korea
18. Jeju National University Hospital, Jeju National University School of Medicine, Jeju, Korea
19. Inje University Haeundae Paik Hospital, Busan, Korea
20. Seoul St. Mary’s Hematology Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
21. University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea