Correction to: BMC Pulm Med

https://doi.org/10.1186/s12890-017-0433-3

In the original article [1], the authors reference their intention to use the ‘Morisky Medication Adherence Scale’. The scale is referenced in Table 1 and in the ‘Measures’ sub-section of the ‘Methods’ section.

This scale, however, was not used in the study.

The authors apologize for this error.