1. Department of Child Health Care, Children's Hospital, Capital Institute of Pediatrics, Beijing 100020, China.
2. Department of Child Health Care, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430030, China.
3. National Clinical Research Center for Child Health and Disorder, Children's Hospital of Chongqing Medical University, Chongqing 400014, China.
4. Department of Developmental and Behavioral Pediatrics, Shanghai Children's Medical Center Affiliated to Medical School of Shanghai Jiaotong University, Shanghai 200127, China.
5. Child Developmental & Behavioral Center, The Third Affiliated Hospital of Sun Yat-sen University, Guangzhou 510630, China.
6. Child Mental Health Research Center, Brain Hospital Affiliated to Nanjing Medical University, Nanjing 210029, China.
7. Department of Developmental-Behavioral Pediatrics,Xinhua Hospital Affiliated to Medical School of Shanghai Jiaotong University, Shanghai 200092, China.
8. Department of Biostatistics, Peking University, Beijing 100871, China.
9. Department of Surgery, Children's Hospital, Capital Institute of Pediatrics, Beijing 100020, China.
10. Department of Early Childhood Development, Capital Institute of Pediatrics, Beijing 100020, China.
11. Teacher Development Center, Shanghai Pudong Institute of Education Development, Shanghai 200127, China.
12. Institute of Primary Education, Chongqing Educational Science Research Academy, Chongqing 400015, China.
13. Department of Pediatrics, Jiangjin Centre Hospital, Chongqing 402260, China.
14. Peking University Sixth Hospital, Peking University Institute of Mental Health, National Clinical Research Center for Mental Disorders, National Health Commission Key Laboratory of Mental Health (Peking University), Beijing 100191, China.