UK Smoke-Free Legislation: Changes in PM2.5 Concentrations in Bars in Scotland, England, and Wales

S Semple, M van Tongeren, K. S Galea, L Maccalman, I Gee, O Parry, A Naji and J. G. Ayres

The Annals of Occupational Hygiene 54 ( 3 ): 272 - 280 , 2010