Author/Authors :
ZHANG, Hua Dept. of Medical Insurance - School of Public Health - Southeast University, Nanjing, Jiangsu, China , HUO, Mingdong Zhongda Hospital Affiliated to Southeast University, Nanjing, Jiangsu, China , CHAO, Jianqian Dept. of Medical Insurance - School of Public Health - Southeast University, Nanjing, Jiangsu, China , LIU, Pei Dept. of Epidemiology and Biostatistics - School of Public Health - Southeast University, Nanjing, Jiangsu, China
