A spirometric lung test was performed at the first visit, and lung function was measured on each subsequent visit.

第一次就诊时进行肺活量检测，在后续每次就诊时检测肺功能。

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A spirometric lung test was performed at the first visit, and lung function was measured on each subsequent visit.

第一次就诊时进行肺活量检测，在后续每次就诊时检测肺功能。

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