I. Aredano, F. de Blasio, P. Berchialla, L. Brussino, C. Bucca, and P. Solidoro, “Retraction: Determinants of self-reported adherence to inhaler therapy in patients with chronic obstructive pulmonary disease”, Multidiscip Respir Med, vol. 15, Sep. 2020, doi: 10.4081/mrm.2020.721.