1. Vital signs: current cigarette smoking among adults aged>or=8 years – United States;CDC;MMWR Mortal Wkly Rep,2009
2. Smoking-attributable mortality, years of potential life lost, and productivity losses – United States, 2000–2004;CDC;MMWR Mortal Wkly Rep,2008
3. Mortality in relation to smoking: 50 years’ observations on male British doctors;Doll;BMJ,2004
4. Cancer statistics, 2010;Jemal;CA Cancer J Clin,2010
5. Benefits of smoking cessation for longevity;Taylor;Am J Public Health,2002