. 2012 Sep 26;10:119. doi: 10.1186/1477-7525-10-119
Copyright ©2012 Lambert et al.; licensee BioMed Central Ltd.
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Figure 2.
Study Timeline.