Aoshima, Keisuke
Hirakawa, Yuya
Togashi, Takanari
Kurihara, Masato
Arai, Shunto https://orcid.org/0000-0002-0055-3006
Hasegawa, Tatsuo https://orcid.org/0000-0001-5187-7433
Article History
Received: 15 December 2017
Accepted: 26 March 2018
First Online: 17 April 2018
Competing Interests
: The authors declare no competing interests.