Sakurai, Takayuki
Kamiyoshi, Akiko
Takei, Norio
Watanabe, Satoshi
Sato, Masahiro http://orcid.org/0000-0003-1334-2950
Shindo, Takayuki
Article History
Received: 23 October 2018
Accepted: 26 June 2019
First Online: 9 July 2019
Competing Interests
: The authors declare no competing interests.