Methods The sample was 3 259 normal Han Chinese children aged 2~19 years from five cities of China.
方法样本为广州市、上海市、温州市、大连市、石家庄市五城市3 259名2~19岁的中国汉族城市儿童。
Objective To investigate the genetic association of bronchial asthma with GPRA gene polymorphism in North Han Chinese children.
目的探讨中国北方汉族儿童支气管哮喘与GPRA基因多态性的关系。
Conclusion the district difference of constitution in Chinese Han nationality children is rather significant.
结论中国汉族儿童少年体质水平的地域差异较为明显。
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