. 2013 Jun 20;109(1):109–113. doi: 10.1038/bjc.2013.297
Copyright © 2013 Cancer Research UK
From twelve months after its original publication, this work is licensed under the Creative Commons Attribution-NonCommercial-Share Alike 3.0 Unported License. To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-sa/3.0/