. 2015 Aug 20;10(4):1375–1379. doi: 10.3892/etm.2015.2696
Copyright: © Hua et al. This is an open access article distributed under the terms of a Creative Commons Attribution License.
This is an open-access article licensed under a Creative Commons Attribution-NonCommercial 4.0 Unported License. The article may be redistributed, reproduced, and reused for non-commercial purposes, provided the original source is properly cited.