Smokers looking to quit should only use vapes as last resort, new guidelines say The Globe and Mail Ontario's forthcoming vaping rules will be a roadblock to proven harm reduction CBC News Association between home smoking and e cigarette use restrictions and concurrent use behaviors among dual users of cigarettes and e cigarettes E cigarette laws just a smokescreen? Teens easily work around bans by buying e cigarettes online National Poll on Children's Health Don't Go Up in Smoke: E Cigarette Safety Electrical Safety Foundation International