. 2015 Oct 16;10(6):2145–2149. doi: 10.3892/etm.2015.2808
Copyright: © Huang et al.
This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.