Sun Yat-sen University (SYSU) - Department of Medical Statistics and Epidemiology, Jinan University, Sichuan University, Sun Yat-sen University (SYSU) - Department of Medical Statistics and Epidemiology, Huizhou Central People's Hospital, Guangzhou University of Chinese Medicine, Southern Medical University, Jinan University, Jinan University, Jinan University, Guangdong Provincial Center for Disease Control and Prevention and affiliation not provided to SSRN