Kubo, Hisahiko http://orcid.org/0000-0002-1933-7899
Kunugi, Takashi
Suzuki, Wataru
Suzuki, Shingo
Aoi, Shin http://orcid.org/0000-0003-0174-985X
Article History
Received: 4 October 2019
Accepted: 30 June 2020
First Online: 27 July 2020
Competing interests
: The authors declare no competing interests.