%0 Journal Article %T Impact of multiple-dose versus single-dose inhaler devices on COPD patients’ persistence with long-acting β2-agonists: a dispensing database analysis %A van Boven, Job FM %A van Raaij, Joost J %A van der Galiën, Ruben %A Postma, Maarten J %A van der Molen, Thys %A Dekhuijzen, PN Richard %A Vegter, Stefan %J npj Primary Care Respiratory Medicine %V 24 %N 1 %P 1-6 %D 2014-10-02 %I Nature Publishing Group UK %~ DeepDyve