miércoles, 29 de octubre de 2008

Today's Smokers More Addicted to Nicotine!

The less-hooked may have already quit, leaving 'hard-core' group behind, experts say

Source:
http://www.usnews.com/articles/health/healthday/2008/10/28/todays-smokers-more-addicted-to-nicotine.html

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