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Gao, Shao-Yong, Jian-Qiang Huang, Yi-Feng Luo, Zhi-Ping Li, Can-Mao Xie, and Yu-Biao Guo. Comparison of the Lung Function Change in Patients With COPD and Bronchial Asthma Before and After Treatment With Budesonide/formoterol. Pioneer Bioscience Publishing Company, 2012.

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