Open Access
Review
Issue
Regen Med Res
Volume 2, 2014
Article Number 5
Number of page(s) 7
DOI https://doi.org/10.1186/2050-490X-2-5
Published online 03 March 2014

© 2014 Sun et al.; licensee BioMed Central Ltd.

Licence Creative CommonsThis 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.