QVA149 versus glycopyrronium for COPD - authors' reply
- PMID: 24429211
- DOI: 10.1016/S2213-2600(13)70104-8
QVA149 versus glycopyrronium for COPD - authors' reply
Comment on
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Analysis of chronic obstructive pulmonary disease exacerbations with the dual bronchodilator QVA149 compared with glycopyrronium and tiotropium (SPARK): a randomised, double-blind, parallel-group study.Lancet Respir Med. 2013 May;1(3):199-209. doi: 10.1016/S2213-2600(13)70052-3. Epub 2013 Apr 23. Lancet Respir Med. 2013. PMID: 24429126 Clinical Trial.
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QVA149 versus glycopyrronium for COPD.Lancet Respir Med. 2013 Jul;1(5):e22-3. doi: 10.1016/S2213-2600(13)70115-2. Epub 2013 Jul 8. Lancet Respir Med. 2013. PMID: 24429209 No abstract available.
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