1. School of Public Health and Primary Care The Chinese University of Hong Kong Hong Kong China
2. School of Public Health Dali University Dali Yunnan China
3. Center for Health Policy Studies School of Public Health and Department of Endocrinology Children's Hospital Zhejiang University School of Medicine Zhejiang China
4. The Fourth People's Hospital of Nanning Guangxi China
5. The Children's Hospital Zhejiang University School of Medicine Zhejiang China
6. Wuyi First People's Hospital Zhejiang China
7. The Fourth People’s Hospital of Ningxia Hui Autonomous Region Ningxia China
8. School of Public Health and Management Ningxia Medical University Ningxia China
9. Huaxi School of Public Health Sichuan University Sichuan China