. 2018 Feb 26;15(4):3733–3742. doi: 10.3892/etm.2018.5889
Copyright: © Ouyang 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.