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The New England Journal of Medicine yesterday published a letter claiming that vapor contains “hidden” formaldehyde at far higher levels than cigarettes (here), which made headlines worldwide. That conflicts with a report I discussed last week, documenting that formaldehyde levels in e-cigarettes were far lower than those in traditional cigarettes (here).
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The New England Journal of Medicine and authors of a commentary on e-cigarette use have ignored our call for correction of a substantial error regarding e-cigarette use among American schoolchildren in 2011 and 2012. Authors Amy L. Fairchild, Ronald Bayer and James Colgrove of Columbia University double-counted some users in a figure they used to illustrate data from the National Youth Tobacco Survey (NYTS).
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