Application of bedside sitting activity combined with staged breathing training in patients with COPD and respiratory failure
YANG Chongge, LIANG Xinpei, DAI Yan, LI Rui, LI Ran, ZHANG Su, GAO Zhancheng
Chinese Journal of Nursing . 2024, (23): 2847 -2852 .  DOI: 10.3761/j.issn.0254-1769.2024.23.005

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