PT - JOURNAL ARTICLE AU - John Britton AU - Ilze Bogdanovica AU - Richard Ashcroft AU - Ann McNeill TI - Electronic cigarettes, smoking and population health AID - 10.7861/clinmedicine.14-4-334 DP - 2014 Aug 01 TA - Clinical Medicine PG - 334--337 VI - 14 IP - 4 4099 - http://www.rcpjournals.org/content/14/4/334.short 4100 - http://www.rcpjournals.org/content/14/4/334.full SO - Clin Med2014 Aug 01; 14