Clinical characteristics and lung function of the subjects.
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Values are mean±SD; FEV1: forced expiratory volume in the first second, FEV1/FVC: forced expiratory volume in the first second/forced vital capacity, FEF75: 75% of the forced expiratory flow;*p***p‡‡‡p2 tests when appropriate.
创建时间：
2015-12-02
