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Chinese
Incorrect Use of DPI and Associated Factors among Stable COPD Patients
HE Shengdong，YANG Shudong，HE Xinbing，LUO Jinwei，HUANG Zhijian
Chinese General Practice . 2020, (
7
): 819 -823 . DOI: 10.12114/j.issn.1007-9572.2019.00.705
