Taniguchi, Takaaki
Miyauchi, Kenjyo
Sakaguchi, Yuriko
Yamashita, Seisuke
Soma, Akiko
Tomita, Kozo
Suzuki, Tsutomu
Article History
Received: 21 December 2017
Accepted: 9 July 2018
First Online: 27 August 2018
Competing interests
: The authors declare no competing interests.