1. Department of Health: Smoking kills: a white paper on tobacco. 1998, London, HMSO
2. Small RE, James CW: Smoking cessation: pharmacists hewalping patients kick the habit. J Am Pharm Assoc. 2003, 43 (5 Suppl1): S26-7.
3. Centres for Disease Control and Prevention: State medicaid coverage for tobacco dependence treatments – United States, 1998 and 2000. MMER Morb Wkly Rep. 50 (44): 979-82. 2001 Nov 9
4. Tremblay M, Gervais A, Lacoroix C, O'Loughlin H, Paradis G: Physicians taking action against smoking: an intervention program to optimize smoking cessation counselling by Montreal general practitioners. CMAJ. 165 (5): 601-7. 2001 Sept 4
5. Le Foll B, Melihan-Chenin P, Rostoker G, Lagrue G: Smoking cessation guidelines: evidence-based recommendations of the French Health Products Safety Agency. Eur Psychiatry. 2005, 20 (5–6): 431-41. 10.1016/j.eurpsy.2004.12.008.