1. Department of Hematology, The First Affiliated Hospital of Soochow University, National Clinical Research Center for Hematologic Diseases, Soochow University, Suzhou, Jiangsu 215006, P.R. China
2. Department of Pathology, School of Biology and Basic Medical Sciences, Soochow University, Suzhou, Jiangsu 215006, P.R. China
3. Department of Pathology, The First Affiliated Hospital of Soochow University, Suzhou, Jiangsu 215006, P.R. China