1. Graduate College of Tianjin Medical University, Tianjin, People's Republic of China
2. Tianjin Children's Hospital (Children's Hospital of Tianjin University), Tianjin, People's Republic of China
3. The Medical Department of Neurology, Tianjin Children's Hospital, Tianjin, People's Republic of China
4. Tianjin Pediatric Research Institute, Tianjin, People's Republic of China
5. Tianjin Key Laboratory of Birth Defects for Prevention and Treatment, Tianjin, People's Republic of China
6. Medical College of Tianjin University, Tianjin, People's Republic of China