Published: April 15, 2021Received: December 14, 2020Available on J-STAGE: May 07, 2021Accepted: December 17, 2020
Advance online publication: -
Revised: -
JMA Journal applies the Creative Commons Attribution License to all works published by the journal. Anyone may download, reuse, copy, reprint, distribute, or modify articles published in the journal, if they cite the original authors and source. No permission is required from the publisher. http://creativecommons.org/licenses/by/4.0/
