The Hidden Dangers: E Cigarettes, Heated Tobacco, and Their Impact on Oxidative Stress and AtherosclerosisA Systematic Review and Narrative Synthesis of the Evidence Doctors issue stern warning on e cigarette use as it can damage vital organs Electronic cigarettes and cardiovascular disease: epidemiological and biological links Pflgers Archiv European Journal of Physiology Springer Nature Link Black market pot not vaping appears to be behind lung disease outbreak Jacob Sullum Chicago Sun Times E cigarettes are nearly as risky as cigarettes; dual use is worse: The evidence continues to pile up Stanton Glantz blog