Assessing public support for extending smoke-free policies beyond enclosed public places and workplaces: protocol for a systematic review and meta-analysis.
Nienke W BoderieFamke J M MölenbergAziz SheikhWichor M BramerAlex BurdorfFrank J van LentheJasper V BeenPublished in: BMJ open (2021)
No formal ethical approval is required. Findings will be disseminated to academics, policymakers and the general public.