It is commonly caused by chronic alveolar hypoventilation or air way mucus plugging.
究其原因,可能为肺泡慢性通气不足或气道泌物阻塞。
It is commonly caused by chronic alveolar hypoventilation or air way mucus plugging.
究其原因,可能为肺泡慢性通气不足或气道泌物阻塞。
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