9Kan H,London S J,Chen G H,et al.Season,sex,age,and education as modifiers of the effects of outdoor air pollution on daily mortality in Shanghai,China:The public health and air pollution in Asia(PAPA)study[J].Environmental Health Perspectives,2008,116(9):1183-1188.
10Wong C,Ma S,Hedley A J,et al.Effect of air pollution on daily mortality in Hong Kong[J].Environmental Health Perspectives,2001,109(4):335-340.