results of chewing tobacco Sudan's tobacco: Effects toombak on gingival tissue and oral health Does Chewing Tobacco Cause Cancer?
Description
All but one of my grade school friends don't smoke

One day, in the full bloat of middle age, you will get the kind of bad news that makes you need to sit down on a park bench with a cigarette and stare into the middle distance for a while, but you will be too young to buy a pack

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Eur Respir J 1997, 10: 15851590

After the implementation of their campaign, the leaders were interviewed about the outcome, as follows

There is no intrinsic risk of malignant change from a true frictional keratosis
