Belgium will ban sales of disposable e cigarettes in a first for the EU The Independent E cigarette warnings lower vaping interest and raise quit intentions UNC Lineberger Comprehensive Cancer Center North Carolina Attorney General launches probe into e cigarette maker Puff Bar Reuters San Francisco is first U.S. city to ban e cigarettes San Francisco weighing first of its kind ban on e cigarettes E Cigarettes (Vapes) Smoking and Tobacco Use CDC