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Pulmonary function COPD serum cytokine levels in aged patients with different BMI indices and acute exacerbation
CHEN Shujuan, WEN Lixin, JIN Bing, LIU Jinming, WU Hao
The Journal of Practical Medicine . 2020, (
24
): 3349 -3352 . DOI: 10.3969/j.issn.1006⁃5725.2020.24.009