. 2013 Oct 15;8(29):2775–2782. doi: 10.3969/j.issn.1673-5374.2013.29.009
Copyright: © Neural Regeneration Research
This is an open-access article distributed under the terms of the Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.