中国当代医药
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中国当代医药  2019, Vol. 26 Issue (4): 45-47    DOI:
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Effect comparison of non-invasive ventilation with Bi-level positive airway pressure ventilator and low-flow oxygen by nasal cannula in the treatment of elderly patients with chronic obstructive pulmonary disease and respiratory failure
YAO Shao-shu ZHONG Guan-jun HUANG Wei-xiaLI Shu-lan CHEN Wen-ying
The Second Department of Internal Medicine,Hospital of Traditional Chinese Medicine of Zengcheng District of Guangzhou City in Guangdong Province,Guangzhou 511300,China
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