1. Current cigarette smoking among adults-United States, 2005-2012;Agaku;Morb Mortal Wkly Rep,2014
2. Family Smoking Prevention and Tobacco Control Act, Public Law 111-31-June 22 2009 http://www.gpo.gov/fdsys/pkg/PLAW-111publ31/pdf/PLAW-111publ31.pdf
3. Substance Abuse and Mental Health Services Administration http://media.samhsa.gov/data/NSDUH/2012SummNatFindDetTables/NationalFindings/NSDUHresults2012.pdf
4. The Health Consequences of Smoking-50 Years of Progress: A Report of the Surgeon General, 2014;US Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion, Office on Smoking and Health, Atlanta, GA