Brown, J., West, R., Beard, E., Michie, S., Shahab, L., & McNeill, A. (2014). Prevalence and characteristics of e-cigarette users in Great Britain: Findings from a general population survey of smokers. Elsevier Science.

Brown, Jamie, Robert West, Emma Beard, Susan Michie, Lion Shahab, and Ann McNeill. Prevalence and Characteristics of E-cigarette Users in Great Britain: Findings From a General Population Survey of Smokers. Elsevier Science, 2014.

Brown, Jamie, et al. Prevalence and Characteristics of E-cigarette Users in Great Britain: Findings From a General Population Survey of Smokers. Elsevier Science, 2014.