. 2020 Jan 9;37(1):13–21. doi: 10.12701/yujm.2019.00409
Copyright © 2020 Yeungnam University College of Medicine
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.