【Author】
FAN Wei 1,WANG Fa-di 2,JIA Xiao-dong 3,JIN Fu-sheng 1,JIN Xi-peng 3 (1.Department of Occupational Health,Jinshan Hospital,Fudan University,Shanghai Jinshan 200540,China; 2.Deqing Municipal Center for Disease Control and Prevention; 3.Public Health School,Fudan University)