1. Department of Hematology, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, Zhejiang, China;
2. Myelodysplastic Syndromes Diagnosis and Therapy Center, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, Zhejiang, China;
3. Tongde Hospital of Zhejiang Province, Institute of Hematology, Hangzhou, Zhejiang, China;
4. Jinhua People’s Hospital, Institute of Hematology, Jinhua, Zhejiang, China