Correction to: npj Primary Care Respiratory Medicine (2017) 27, 16089; doi:10.1038/npjpcrm.2016.89; published online 5 January 2017

‘Dephi’ in the article title should be ‘Delphi’.

A correction has been published and is appended to both the html and pdf versions of this paper.

The name of the study was misspelled in the title and has been corrected.