Medical Journal of the Chinese People's Armed Police Forces
Clinical efficacy of two single inhalers combined with three therapeutic drugs in treating patients with severe chronic obstructive pulmonary disease
ZHU Yujin, MIAO Hui, QIAO Zhi, CHEN Yibing, HAN Guojing
Medical Journal of the Chinese People Armed Police Forces . 2026, (7): 569 -574 .  DOI: 10.3969/j.issn.1004-3594.2026.07.004

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