Objective: To study the effect of nutritional supporting therapy on aged chronic obstructive pulmonary disease (COPD) during acute period.

目的：探讨营养支持治疗对老年慢性阻塞性肺病(COPD)急性期的疗效。

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Objective To evaluate the value of alanyl glutamine in the treatment of aged patients with acute exacerbation of chronic obstructive pulmonary disease (AECOPD).

目的探讨丙氨酰谷氨酰胺对慢性阻塞性肺疾病急性加重期患者(AECOPD)的治疗作用。

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