Figures & data
Table 1 Characteristics of subjects in seven Asian countries
Figure 1 Characteristics of subjects according to Asian cities.
![Figure 1 Characteristics of subjects according to Asian cities.](/cms/asset/10863a99-661f-4db6-9563-d51d44ae5982/dcop_a_36283_f0001_c.jpg)
Table 2 Cigarette smoking history
Table 3 Comparison of subjects who were exposed to biomass fuels or a dusty job with nonexposed subjects
Table 4 Odds ratios of risk factors for respiratory symptoms