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Researchers Identify Involuntary Tobacco Smoke Exposure in Boston…

A recent study from the Massachusetts General Hospital found a detectable level of the nicotine metabolite, cotinine, in 88% of non-smoking children and adults, indicating that they had been...

(PRWeb January 31, 2013)

Read the full story at http://www.prweb.com/releases/salivary_cotinine/smoking_health/prweb10373184.htm