Action on Smoking and Health (ASH UK) http://www.ash.org.uk/
Pressure group and registered UK charity, lobbying for a comprehensive national programme to tackle the epidemic of tobacco-related diseases. Excellent collection of links and resources. Focus on Europe
American College of Chest Physicians http://www.chestnet.org/
It's the chest physician, the cardiac specialist, or the oncologist, that breaks the prognosis to the family. This website goes to the response of the medical community to preventable disease and death.
American Lung Association