Electronic Cigarette or Vaping associated Lung Injury (EVALI): The Tip of the IcebergRadiology: Cardiothoracic Imaging HealthMatch Vaping may be safer than cigarettes, but it's not safe Dual cigarette and e cig use increases human risk of lung cancer 40 times Stanton Glantz blog Can vaping damage your lungs? What we do (and don't) know Harvard Health Science & Tech Spotlight: E cigarettes U.S. GAO Vaping lung illnesses: Lab tests find bad chemicals in e cig liquids