Hikichi, Shiori http://orcid.org/0000-0003-0278-5553
Sugimoto, Masahiro http://orcid.org/0000-0003-3316-2543
Tomita, Masaru
Article History
Received: 3 May 2017
Accepted: 23 April 2020
First Online: 13 May 2020
Competing interests
: The authors declare no competing interests.