1. School of Public Health and Women's Hospital, Zhejiang University School of Medicine, Hangzhou, Zhejiang, China
2. Centre for Global Health Research, Usher Institute of Population Health Sciences and Informatics, University of Edinburgh, Edinburgh, Scotland, UK
3. School of Public Health, Zhejiang University School of Medicine, Hangzhou, Zhejiang, China
4. Zhejiang Provincial Centre for Disease Control and Prevention, Hangzhou, Zhejiang, China
5. College of Education, Zhejiang University, Hangzhou, Zhejiang, China
6. Algebra University, Zagreb, Croatia