中国当代医药
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中国当代医药  2018, Vol. 25 Issue (2): 44-46转49    DOI:
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Effect observation of Tiotropium combined non-invasive ventilation on chronic obstructive pulmonary disease and pulmonary function in patients with typeⅡrespiratory failure
YIN Ying-qiu  ZHENG Hui-ying  WEI Jie  YANG Yin-lou
Department of Respiratory Medicine,Yuebei People′s Hospital,Guangdong Province,Shaoguan 512026,China
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