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Old 03-02-2009, 03:25 PM   #48
JohnnyFlame
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Second hand smoke increases the risk of dementia and cognitive impairment.
http://www.bmj.com/cgi/content/abstr...8/feb12_2/b462
http://www.sciencedaily.com/releases...0212210721.htm

Third hand smoke threatens infants :
http://www.nytimes.com/2009/01/03/he...h/03smoke.html
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