Funding for this research was provided by:
Ministry of Agriculture, Food and Rural Affairs (116172-3)
Full text available at:
Synapse: https://synapse.koreamed.org/DOIx.php?id=10.5468/ogs.2018.61.2.179
the Journal: https://ogscience.org/DOIx.php?id=10.5468/ogs.2018.61.2.179
Publication History
Received: 2017-06-01
Revised: 2017-09-06
Accepted: 2017-09-26
Published online: 2018-03-05
Copyright and Licensing
Copyright: Copyright © 2018 Korean Society of Obstetrics and Gynecology
License: Articles published in Obstet Gynecol Sci are open-access, 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.