1. Department of Hematology Catholic Hematology HospitalCollege of MedicineThe Catholic University of Korea Seoul South Korea
2. Division of Hematology Department of Internal Medicine Wonju Christian HospitalYonsei University College of Medicine Wonju South Korea
3. Leukemia Research InstituteThe Catholic University of Korea Seoul South Korea
4. Department of Pediatrics Catholic Hematology HospitalCollege of MedicineThe Catholic University of Korea Seoul South Korea
5. Department of Hematology Kangbuk Samsung HospitalSungkyunkwan University School of Medicine Seoul South Korea
6. Division of Cardiology College of MedicineThe Catholic University of Korea Seoul South Korea