1. Department of Health and Environmental Sciences, Xi’an Jiaotong-Liverpool University, Suzhou, China;
2. Department of Biological Sciences, Xi’an Jiaotong-Liverpool University, Suzhou, China;
3. Central Clinical School, Monash University, Clayton, VIC, Australia;
4. Department of Clinical Research, Faculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, UK;
5. School of Medicine, University of North Carolina at Chapel Hill, NC, USA;
6. Department of Global Health and Development, Faculty of Public Health and Policy, London School of Hygiene and Tropical Medicine, London, UK