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Investigation on current status of diagnosis of chronic obstructive pulmonary disease among residents aged 40 and above in Shijingshan District, Beijing
Ting Zhou, Peipei Sun, Erming Zhang, Xinhua An, Pingchao Xiang
Chinese Journal of Clinicians(Electronic Edition) . 2023, (
07
): 790 -797 . DOI: 10.3877/cma.j.issn.1674-0785.2023.07.006
京ICP 备07035254号-20
Copyright © Chinese Journal of Clinicians(Electronic Edition), All Rights Reserved.
Tel: 010-57830845 E-mail: zhlcyszz@cma.org.cn
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