Comparative analysis of budesonide/formoterol and fluticasone/salmeterol combinations in COPD patients: findings from a real-world analysis in an Italian setting [Corrigendum]

This article refers to:

Comparative analysis of budesonide/formoterol and fluticasone/salmeterol combinations in COPD patients: findings from a real-world analysis in an Italian setting

Perrone V, Sangiorgi D, Buda S, Degli Esposti L. Int J Chron Obstruct Pulmon Dis. 2016;11:2749–2755.

On page 2749, Patients and methods section, line 5, “between January 1, 2009 and December 31, 2011 (inclusion period)” should have read “between January 1, 2010 and December 31, 2011 (inclusion period)”.

On page 2750, Cohort definition section, line 4, “between January 1, 2011 and December 31, 2011 (inclusion period)” should have read “between January 1, 2010 and December 31, 2011 (inclusion period)”.