Weiguo Xu, Junhua Wu, Yong Feng, Jing Zhu, Rong Cui
Weiguo Xu
Junhua Wu
Yong Feng
Jing Zhu
Rong Cui
To observe the clinical efficacy of aerosol inhalation of ipratropium bromide and terbutaline on the patients
Aerosol inhalation
ipratropium bromide
terbutaline
COPD
acute phase
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