Article Information
vol. 4 no. 12 2409-2418
PubMed
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Online ISSN
History
- Received August 19, 2014
- Accepted October 11, 2014
- Published online December 15, 2014.
Article Versions
- Previous version (October 15, 2014 - 20:36).
- You are viewing the most recent version of this article.
Copyright & Usage
Copyright © 2014 Zhang et al. This is an open-access article distributed under the terms of the Creative Commons Attribution Unported License (http://creativecommons.org/licenses/by/3.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.