Correction to: BMC Pulm Med

http://dx.doi.org/10.1186/s12890-019-0954-z

Following publication of the original article [1], the authors flagged that the name of the author ‘Batoul Khoundabi’ had been provided with an incorrect spelling: ‘Batoutl’ was given in place of ‘Batoul’.

This typo has now been corrected in the original article and the corrected version is provided with this correction.