Guangzhou Medical University - Department of Preventive Medicine, Huazhong University of Science and Technology - Department of Maternal, Child and Adolescent Health, Johns Hopkins University - Department of Mental Health, Huazhong University of Science and Technology - Department of Maternal, Child and Adolescent Health, Chinese Academy of Medical Sciences - Institute of Medical Information & Library, Government of the People's Republic of China - National Health Commission (formerly National Health and Family Planning Commission), Shenzhen Centre for Disease Control and Prevention and University of Wolverhampton - Faculty of Education, Health and Wellbeing