Study Finds Big Social Factor in Quitting Smoking
May 22nd, 2008 at 4:00 am (Friendship, Medicine and Health, Nicotine, Smoking and Tobacco)
A new study finds that quitting smoking is seldom an individual decision and that smokers tend to quit in groups.
Zrodlo (oryginalny wpis) na http://www.nytimes.com/2008/05/22/science/22smoke.html?partner=rssnyt&emc=rss,By GINA KOLATA