ObjectiveTo investigate the diagnostic value of mini peak flow meters in cough variant asthma (CVA).

目的了解简易峰流速仪对咳嗽变异型哮喘的诊断价值。

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To determine the new gain, polarity peak ending and starting time, cycle (run) length, etc., you will need to enter the sub diagnostic menu called trending.

确定一个新的增益，极性峰的结束和开始时间，周期运行时间长度，等等，你将需要进入辅助诊断菜单检查趋势。

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