Asthma prevalence (6–7, 10–11 years) and respiratory symptoms and asthma medication (32–34 years) with respect to gender.
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资源简介：
1data available for 1195 individuals;2data available for 1185 individuals,3cases with no asthma neither at 6–7 nor at 10–11 years.
创建时间：
2015-12-02
