1. Hematology Center, Beijing Children's Hospital, Capital Medical University National Center for Children's Health Beijing China
2. Hematologic Disease Laboratory, Beijing Pediatric Research Institute, Beijing Children's Hospital, Capital Medical University National Center for Children's Health Beijing China
3. Rehabilitation Department, Beijing Children's Hospital, Capital Medical University National Center for Children's Health Beijing China
4. Radiology Center, Beijing Children's Hospital, Capital Medical University National Center for Children's Health Beijing China