- Correspondence to: Dr Lars Ramström Institute for Tobacco Studies, Ingemarsgatan 4B, SE-113 54 Stockholm, Sweden;
- Received November 2, 2005
- Accepted February 8, 2006
- First published May 25, 2006.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.