Article info
PDFResearch paper
The intractable cigarette ‘filter problem’
- Correspondence to Bradford Harris, Stanford University, 714 Hayes Street, San Francisco, CA 94102, USA; bch{at}stanford.edu
Citation
The intractable cigarette ‘filter problem’
Publication history
- Received September 16, 2010
- Accepted January 25, 2011
- First published April 18, 2011.
Online issue publication
July 29, 2016
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© 2011, Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://group.bmj.com/group/rights-licensing/permissions. This is an open-access article distributed under the terms of the Creative Commons Attribution Non-commercial License, which permits use, distribution, and reproduction in any medium, provided the original work is properly cited, the use is non commercial and is otherwise in compliance with the license. See: http://creativecommons.org/licenses/by-nc/2.0/ and http://creativecommons.org/licenses/by-nc/2.0/legalcode.