| [1] | Kaleta D, Wojtysiak P, Polanska K. Use of electronic cigarettes among secondary and high school students from a socially disadvantaged rural area in Poland. BMC Public Health. 2016 Aug 3; 15: 703. |
| |
| [2] | Institute for Public Health (IPH). Tobacco & E-Cigarette Survey Among Malaysian Adolescents (TECMA) Kuala Lumpur, Malaysia: Ministry of Health Malaysia; 2016 Contract No.: Document Number|. |
| |
| [3] | Etter JF. Explaining the effects of electronic cigarettes on craving for tobacco in recent quitters. Drug Alcohol Depend. 2015 Mar 1;148:102-8. |
| |
| [4] | Jiang N, Wang MP, Ho SY, Leung LT, Lam TH. Electronic cigarette use among adolescents: a cross-sectional study in Hong Kong. BMC Public Health. 2016 Mar 1;16:202. |
| |
| [5] | Centers for Disease Control and Prevention. National Youth Tobacco Survey (NYTS). Accessed: June 15, 2017; Available from: https://www.cdc.gov/tobacco/data_statistics/surveys/nyts/index.htm. |
| |
| [6] | Callahan-Lyon P. Electronic cigarettes: human health effects. Tob Control. 2014 May;23 Suppl 2:ii36-40. |
| |
| [7] | Rahman MA, Hann N, Wilson A, Worrall-Carter L. Electronic cigarettes: patterns of use, health effects, use in smoking cessation and regulatory issues. Tob Induc Dis. 2014; 12(1): 21. |
| |
| [8] | de Lacy E, Fletcher A, Hewitt G, Murphy S, Moore G. Cross-sectional study examining the prevalence, correlates and sequencing of electronic cigarette and tobacco use among 11-16-year olds in schools in Wales. BMJ Open. 2017 Feb 3; 7(2): e012784. |
| |
| [9] | Singh T, Arrazola RA, Corey CG, Husten CG, Neff LJ, Homa DM, et al. Tobacco Use Among Middle and High School Students--United States, 2011-2015. MMWR Morb Mortal Wkly Rep. 2016 Apr 15;65(14):361-7. |
| |
| [10] | Montreuil A, MacDonald M, Asbridge M, Wild TC, Hammond D, Manske S, et al. Prevalence and correlates of electronic cigarette use among Canadian students: cross-sectional findings from the 2014/15 Canadian Student Tobacco, Alcohol and Drugs Survey. CMAJ Open. 2017 Jun 14; 5(2): E460-E7. |
| |
| [11] | University of Waterloo. Canadian Student Tobacco, Alcohol and Drugs Survey. Ontario, Canada; [cited September 8, 2016]; Available from: https://uwaterloo.ca/canadian-student-tobacco-alcohol-drugs-survey/. |
| |
| [12] | Eastwood B, Dockrell MJ, Arnott D, Britton J, Cheeseman H, Jarvis MJ, et al. Electronic cigarette use in young people in Great Britain 2013-2014. Public Health. 2015 Sep;129(9):1150-6. |
| |
| [13] | The Scottish Government. Scottish Schools Adolescent Lifestyle and Substance Use Survey (SALSUS) National Report: Smoking, drinking and drug use among 13 and 15 year olds in Scotland in 2013. Accessed: September 8, 2016; Available from: www.isdscotland.org/Health-Topics/Public- Health/Publications/2014-11- 25/SALSUS_2013_Smoking_Report.pdf. |
| |
| [14] | Geidne S, Beckman L, Edvardsson I, Hulldin J. Prevalence and risk factors of electronic cigarette use among adolescents: Data from four Swedish municipalities. Nord Stud Alcohol Dr. 2017; 33(3): 225-40. |
| |
| [15] | Yoong SL, Tzelepis F, Wiggers J, Oldmeadow C, Chai LK, Paul C, et al. Prevalence of smoking-proxy electronic inhaling system (SEIS) use and its association with tobacco initiation in youths: A systematic review. 2016. Accesed: November 8, 2017; Available from: https://www.who.int/tobacco/industry/product_regulation/BackgroundPapersENDS2_4November.pdf. |
| |
| [16] | Morello P, Perez A, Peña L, Lozano P, Thrasher JF, Sargent JD, et al. Prevalence and predictors of e-cigarette trial among adolescents in Argentina. Tob Prev Cessat. 2016;2:80. |
| |
| [17] | Czoli CD, Reid JL, Rynard VL, Hammond D. E-cigarettes in Canada. Tobacco use in Canada: patterns and trends, 2015 edition, special supplement. Waterloo: Propel Centre for Population Health Impact, University of Waterloo; 2015 [updated 2015; cited June 2016]; Available from: www.tobaccoreport.ca/2015/TobaccoUseinCanada_2015_EcigaretteSupplement.pdf. |
| |
| [18] | Hamilton HA, Ferrence R, Boak A, Schwartz R, Mann RE, O'Connor S, et al. Ever Use of Nicotine and Nonnicotine Electronic Cigarettes Among High School Students in Ontario, Canada. Nicotine Tob Res. 2015 Oct;17(10):1212-8. |
| |
| [19] | Khoury M, Manlhiot C, Fan CS, Gibson D, Stearne K, Chahal N, et al. Reported electronic cigarette use among adolescents in the Niagara region of Ontario. CMAJ. 2016;188(11):794-800. |
| |
| [20] | White J, Li J, Newcombe R, Walton D. Tripling use of electronic cigarettes among New Zealand adolescents between 2012 and 2014. J Adolesc Health. 2015 May;56(5):522-8. |
| |
| [21] | Choi K, Forster JL. Beliefs and experimentation with electronic cigarettes: a prospective analysis among young adults. Am J Prev Med. 2014 Feb;46(2):175-8. |
| |
| [22] | Ambrose BK, Rostron BL, Johnson SE, Portnoy DB, Apelberg BJ, Kaufman AR, et al. Perceptions of the relative harm of cigarettes and e-cigarettes among U.S. youth. Am J Prev Med. 2014 Aug;47(2 Suppl 1):S53-60. |
| |
| [23] | Hanewinkel R, Isensee B. Risk factors for e-cigarette, conventional cigarette, and dual use in German adolescents: a cohort study. Prev Med. 2015 May;74:59-62. |
| |
| [24] | Pokhrel P, Fagan P, Kehl L, Herzog TA. Receptivity to e-cigarette marketing, harm perceptions, and e-cigarette use. Am J Health Behav. 2015 Jan;39(1):121-31. |
| |
| [25] | Trehy ML, Ye W, Hadwiger ME, Moore TW, Allgire JF, Woodruff JT, et al. Analysis of electronic cigarette cartridges, refill solutions and smoke for nicotine and nicotine related impurities. J Liq Chromatogr Relat Technol. 2011;34:1442-58. |
| |
| [26] | Bold KW, Kong G, Cavallo DA, Camenga DR, Krishnan-Sarin S. Reasons for Trying E-cigarettes and Risk of Continued Use. Pediatrics. 2016 Sep;138(3). |
| |
| [27] | Kong G, Morean ME, Cavallo DA, Camenga DR, Krishnan-Sarin S. Reasons for Electronic Cigarette Experimentation and Discontinuation Among Adolescents and Young Adults. Nicotine Tob Res. 2015 Jul; 17(7): 847-54. |
| |
| [28] | Suris JC, Berchtold A, Akre C. Reasons to use e-cigarettes and associations with other substances among adolescents in Switzerland. Drug Alcohol Depend. 2015 Aug 1; 153: 140-4. |
| |