Efficacy and safety of once-daily QVA149 compared with the free combination of once-daily tiotropium plus twice-daily formoterol in patients with moderate-to-severe COPD (QUANTIFY): a randomised, non-inferiority study
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| Description | scientific article |
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author: Roland Buhl |
| Publication date | February 12, 2015 |
| Language | English |
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| Missing/wrong data? | Edit Wikidata item |