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中文
Risk factors and prognosis of the in-hospital death of aged patients with acute exacerbation of chronic obstructive pulmonary disease
SUN Ai-hua, ZHAO Yan-qiu, WANG Ji-ling
Basic & Clinical Medicine . 2022, (
9
): 1414 -1418 . DOI: 10.16352/j.issn.1001-6325.2022.09.1414