School of Public Health, Sun Yat-sen University, Guangzhou 510080, China;
Department of Epidemiology and Health Statistics, Xiangya School of Public Health, Central South University, Changsha 410078, China;
Department of Epidemiology and Health Statistics, Xiangya School of Public Health, Central South University, Changsha 410078, China;
Department of Epidemiology and Health Statistics, Xiangya School of Public Health, Central South University, Changsha 410078, China;
Department of Psychology, College of Arts and Sciences, University of Alabama at Birmingham, 1720 2nd Avenue South, HHB 560, Birmingham, AL, 35294, USA;
Urban Transport Research Center, School of Traffic and Transportation Engineering, Central South University, Changsha 410075, China;
Urban Transport Research Center, School of Traffic and Transportation Engineering, Central South University, Changsha 410075, China;
Department of Epidemiology and Health Statistics, Xiangya School of Public Health, Central South University, Changsha 410078, China;