Funding for this research was provided by:
Japan Society for the Promotion of Scienc
Article History
Received: 28 May 2021
Revised: 17 August 2021
Accepted: 21 August 2021
First Online: 8 September 2021
Competing interests
: The authors declare no competing interests.
: The International Review Board Status (IRB) statement: This study was approval by the Ethical Committee of Niigata University (2017-0187).