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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Prevalence of electronic cigarette (e-cigarette) use in 11 to 16 year olds, ASH Smokefree GB-Youth survey, 2016/2017. Notes: ASH Smokefree GB-Youth Survey n = 1205 (2016), n = 1361 (2017). Base for regular smokers in 2016 survey is only 14 and for 2017 is only 28.