1. Guangdong Provincial Institute of Public Health, Guangzhou, Guangdong, China
2. Guangdong Provincial Department of Health, Guangzhou, Guangdong, China
3. Center for Disease Control and Prevention of Guangdong Province, Guangzhou, Guangdong, China
4. School of Public Health and Primary Care, Faculty of Medicine, The Chinese University of Hong Kong, Hong Kong, China
5. Center for Environment and Population Health, School of Environment, Griffith University, Brisbane, Queensland, Australia
6. School of Public Health and Institute of Health and Biomedical Innovation, Queensland University of Technology, Brisbane, Queensland, Australia