Kawaguchi, Kosuke
Mukai, Emi
Watanabe, Shiro
Yamashita, Atsushi
Morita, Masashi
So, Takanori
Imanaka, Tsuneo
Funding for this research was provided by:
the Ministry of Education, Culture, Sports, Science and Technology of Japan (18K14900)
Article History
Received: 16 April 2020
Accepted: 11 January 2021
First Online: 26 January 2021
Competing interests
: The authors declare no competing interests.