E cigarette use now higher than cigarette use among teens National Poll on Children's Health Awareness and Prevalence of Electronic Cigarettes Among Adults in Pakistan: An Appraisal Primary Care Physician Perspectives on Recommending E cigarettes to Smokers: a Best Worst Discrete Choice Experiment Journal of General Internal Medicine Springer Nature Link Annex: Self completion questionnaire for participants Young adults and e cigarettes: a qualitative exploration of awareness, experience and attitudes gov.scot Do JUUL and e cigarette flavours change risk perceptions of adolescents? Evidence from a national survey Tobacco Control The prevalence of E cigarette uses among medical : Journal of Family Medicine and Primary Care