医源性因素包括：牙科器械、气管插管行全身麻醉、肺活量测定。
Iatrogenic causes include: dental instrumentation, general anesthesia with endotracheal intubation, spirometry.
广州市一项对72名练太极拳1年以上的老年人肺功能测定表明，罘肺活量等肺功能指标优于一般健康老人。
In Guangzhou, a lung function test on 72 aged people that practiced Taiji for over 1 year showed their vital capacity and other lung functions were better than their health peers.
方法用肺量计测定6 0 0名大学生的潮气量、肺活量、时间肺活量及每分钟通气量。
Method The tidal volume, vital capacity, time vital capacity and minute ventilation volume were observed in 600 students.
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