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标题: Formoterol and tiotropium compared with tiotropium alone for treatment of COPD [打印本页]
作者: oscar1997    时间: 2015-11-12 20:40
标题: Formoterol and tiotropium compared with tiotropium alone for treatment of COPD
题名Formoterol and tiotropium compared with tiotropium alone for treatment of COPD
链接http://www.ncbi.nlm.nih.gov/pubmed/19229704

作者: gyrowheel    时间: 2015-11-12 20:40
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