1. Department of Pediatrics Shengjing Hospital of China Medical University Shenyang China
2. Institute of Hematology & Blood Diseases Hospital Chinese Academy of Medical Sciences & Peking Union Medical College Tianjin China
3. State Key Laboratory of Experimental Hematology National Clinical Research Center for Blood Diseases Tianjin China
4. Department of Hematology Shengjing Hospital of China Medical University Shenyang China