. 2012 Oct 14;6:117. doi: 10.1186/1752-153X-6-117
Copyright ©2012 Amid et al.; licensee Chemistry 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.