中国医药导报
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中国医药导报  2019, Vol. 16 Issue (7): 96-99    DOI:
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The effect of neck straight on the efficacy of inhalation in patients with chronic obstructive pulmonary disease
TANG Shouxiang   MA Jing▲
Dachang Hospital of Nanjing  Jiangbei District of the Affiliated Zhongda Hospital of Southeast University, Jiangsu Province, Nanjing   210044, China
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