1. Department of Hematology, Juntendo University Graduate School of Medicine, Tokyo, Japan
2. Laboratory for the Development of Therapeutics Against MPN, Juntendo University Graduate School of Medicine, Tokyo, Japan
3. Department of Advanced Hematology, Juntendo University Graduate School of Medicine, Tokyo, Japan
4. Department of Hematology and Oncology, University of Yamanashi, Yamanashi, Japan
5. Department of Hematology, Tokyo Medical University, Tokyo, Japan
6. Department of Hematology, Clinical Immunology, and Infectious Diseases, Ehime University Graduate School of Medicine, Ehime, Japan
7. Department of Hematology and Oncology, Mie University Graduate School of Medicine, Mie, Japan
8. PharmaEssentia Japan K.K., Tokyo, Japan
9. Division of Hematology, Diabetes, and Endocrinology, Department of Internal Medicine, Faculty of Medicine, University of Miyazaki, Miyazaki, Japan