Airway hyperreactivity may occur even in patients with a history of bronchial asthma who are currently asymptomatic.

由哮喘病史，即使目前没有症状，气道高反应性也会发生。

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Airway hyperreactivity may occur even in patients with a history of bronchial asthma who are currently asymptomatic.

由哮喘病史，即使目前没有症状，气道高反应性也会发生。

youdao