1. US Department of Health and Human Services. The health consequences of smoking: nicotine addiction. A report of the Surgeon General. Atlanta (GA): US Department of Health and Human Services. Public Health Service, Centers for Disease Control, Center for Chronic Disease Prevention and Health Promotion, Office of Smoking and Health. DHHS Publication No. (PHS) (CDC) 88-8406. 1988.
2. Fiore MC, Jaén CR, Baker TB, Bailey WC, Benowitz NL, Curry SJ, et al. Treating Tobacco Use and Dependence: 2008 Update. Clinical Practice Guideline. Rockville, MD: U.S. Department of Health and Human Services. Public Health Service; 2008.
3. National Institute for Health and Clinical Excellence. Smoking cessation Services in primary care, pharmacies, local authorities and workplaces, particularly for manual working groups, pregnant women, and hard to reach communities. NICE public health guidance 10; 2008.
4. Cahill K, Ussher M. Agonistas de los receptores cannabinoides tipo1 (rimonabant) para el abandono del hábito de fumar (RevisiónCochrane traducida). En: La Biblioteca Cochrane Plus, 2008 Número 2. Oxford: Update Software Ltd. Disponible en: http://www.update-software.com (06/04/10).(Traducida de The Cochrane Library. Issue 2. Chichester, UK: John Wiley & Sons, Ltd.; 2008).
5. Cytisine for smoking cessation: a literature review and a meta-analysis;Etter;Arch Intern Med.,2006