CDC Steps Back From Broad Recommendation to Refrain From E Cigarettes WSJ Understanding the Hidden Health Risks of Vaping UL Research Institutes Population Based Disease Odds for E Cigarettes and Dual Use versus Cigarettes NEJM Evidence Public Health Consequences of E Cigarettes Vaping likely to cause cancer: New research warns A major review led by researchers at UNSW Sydney says nicotine vaping may be linked to both lung cancer and oral Tobacco control UICC