School of Public Health, Sun Yat-sen University, 74 Zhongshan Road 2, Guangzhou, 510080, Guangdong Province, China. Foshan Women and Children Hospital Affiliated to Southern Medical University, Foshan, Guangdong Province, China. One Health Center of Excellence for Research &Training, Sun Yat-sen University, Guangzhou, China. Guangzhou Center for Disease Control and Prevention, Guangzhou, Guangdong Province, China. Department of Epidemiology, Guangdong Provincial Key Laboratory of Tropical Disease Research, School of Public Health, Southern Medical University, Guangzhou, China. School of Public Health, Sun Yat-sen University, 74 Zhongshan Road 2, Guangzhou, 510080, Guangdong Province, China. yuanlh3@mail.sysu.edu.cn. One Health Center of Excellence for Research &Training, Sun Yat-sen University, Guangzhou, China. yuanlh3@mail.sysu.edu.cn. School of Public Health, Sun Yat-sen University, 74 Zhongshan Road 2, Guangzhou, 510080, Guangdong Province, China. lujiahai@mail.sysu.edu.cn. One Health Center of Excellence for Research &Training, Sun Yat-sen University, Guangzhou, China. lujiahai@mail.sysu.edu.cn. Key Laboratory of Tropical Disease Control of Ministry of Education, Sun Yat-sen University, Guangzhou, China. lujiahai@mail.sysu.edu.cn. State Key Laboratory of Vector-borne Infectious Disease (Hainan), Haikou, Hainan Province, China. lujiahai@mail.sysu.edu.cn.