The decline of lung function is related to the abnormal respire symptom and sign obviously, especially in the female.
The decline of lung function is related to the abnormal respire symptom and sign obviously, especially in the female.
各组、各检测指标 0年后均有不同程度的改变 ,异常检出率比 0年前均有明显上升 ,呼吸道异常与肺通气功能下降率有显著的相关。