1. Department of Hematology, PLA Army General Hospital, Beijing, 100700, People's Republic of China
2. Department of Hematology and Oncology, Affiliated Bayi Children's Hospital, PLA Army General Hospital, Beijing, 100700, People's Republic of China
3. National Engineering Laboratory for Birth Defects Prevention and Control of Key Technology, Beijing, 100700, People's Republic of China
4. Beijing Key Laboratory of Pediatric Organ Failure, Beijing, 100700, People's Republic of China