. 2015 Mar 25;21(1):1–6. doi: 10.3350/cmh.2015.21.1.1
Copyright © 2015 by The Korean Association for the Study of the Liver
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.