. 2021 Dec 29;65(1):96–106. doi: 10.3340/jkns.2021.0131
Copyright © 2022 The Korean Neurosurgical Society
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.