. 2015 Jul 31;21(3):152–160. doi: 10.4258/hir.2015.21.3.152
© 2015 The Korean Society of Medical Informatics
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.