. 2016 Jul 8;12(3):1840–1848. doi: 10.3892/ol.2016.4827
Copyright: © Yao 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.