. 2017 Sep 14;51(5):1405–1414. doi: 10.3892/ijo.2017.4123
Copyright: © Bu 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.