1. Department of Internal Medicine, Dong-A University College of Medicine, Busan, Korea.
2. Division of Hematology-Oncology, Department of Medicine, Seonam University of Medicine Myongji Hospital, Goyang, Korea.
3. Department of Internal Medicine, Yonsei University College of Medicine, Severance Hospital, Seoul, Korea.
4. Division of Hematology/Oncology, Department of Medicine, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea.
5. Department of Ophthalmology, Dong-A University College of Medicine, Busan, Korea.
6. Department of Ophthalmology, Gyeongsang National University School of Medicine and Gyeongsang National University Hospital, Jinju, Korea.
7. Department of Internal Medicine, Gyeongsang National University Hospital, Gyeongsang National University School of Medicine, Jinju, Korea.
8. Department of Hemato-Oncology, Chonnam National University Hwasun Hospital, Hwasun, Korea.
9. Department of Hemato-Oncology, Korea Institute of Radiological and Medical Sciences, Seoul, Korea.
10. Department of Internal Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.