Sichuan University - West China School of Public Health, Sichuan University - West China School of Public Health, Chengdu Center for Disease Control and Prevention, Tibet Center for Disease Control and Prevention, Tibet University, Guizhou Medical University (Guiyang Medical University), Chongqing Municipal Center for Disease Control and Prevention, Sichuan University - West China School of Public Health, Sichuan University - West China School of Public Health, Sichuan University - West China School of Public Health, University of Maryland - Department of Atmospheric and Oceanic Science, Sun Yat-Sen University (SYSU) - Guangzhou Key Laboratory of Environmental Pollution and Health Risk Assessment, Monash University - Department of Epidemiology and Preventive Medicine, Monash University - Department of Epidemiology and Preventive Medicine, Kunming Medical University - School of Public Health, Sichuan University - Department of Epidemiology and Biostatistics and Independent