To probe dignostic significance of AVI ( air velocity index ) in the patients with chronic obstructive pulmonary disease.
目的:探讨气速指数 ( airvelocityindex,AVI ) 判定慢性阻塞性肺病(COPD)的价值.
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Aim : To probe dignostic significance of AVI ( air velocity index ) in the patients with chronic obstructive pulmonary disease.
目的: 探讨气速指数 ( airvelocityindex,AVI ) 判定慢性阻塞性肺病(COPD)的价值.
互联网