Molino A, Simioli F, Stanziola AA, Mormile M, Martino M, D’Amato M. Effects of combination therapy indacaterol/ glycopyrronium versus tiotropium on moderate to severe COPD: evaluation of impulse oscillometry and exacerbation rate. Multidiscip Respir Med [Internet]. 2017 Jul. 17 [cited 2024 Jul. 7];12(1). Available from: https://mrmjournal.org/index.php/mrm/article/view/250