Early pulmonary rehabilitation nursing for a patient with acute exacerbation of chronic obstructive pulmonary disease using noninvasive mechanical ventilation (1例慢性阻塞性肺疾病急性加重期使用无创机械通气患者的早期肺康复护理体会) - LIU Wenqing (刘文青); LI Jing (李静); WANG Yanwei (王艳伟); WANG Xiaoshuang (王晓双); SUN Yuehua (孙跃华) (中西医结合护理, 2021)