Full text available at:
Synapse: https://synapse.koreamed.org/DOIx.php?id=10.4184/jkss.2017.24.2.115
the Journal: https://krspine.org/DOIx.php?id=10.4184/jkss.2017.24.2.115
Publication History
Received: 2017-03-30
Revised: 2017-04-05
Accepted: 2017-06-01
Published online: 2017-06-30
Copyright and Licensing
Copyright: © Copyright 2017 Korean Society of Spine Surgery
License: 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.