1. Department of Child HealthCare, Affiliated Foshan Maternity & Child Healthcare Hospital The Second School of Clinical Medicine of Southern Medical University Foshan P. R. China
2. Department of Child Psychiatry, Kangning Hospital of Shenzhen Shenzhen Mental Health Center Shenzhen P. R. China
3. Department of Pediatrics, Affiliated Foshan Maternity & Child Healthcare Hospital The Second School of Clinical Medicine of Southern Medical University Foshan P. R. China