Takakura, Akira
Beppu, Ko
Nishihara, Taishi http://orcid.org/0000-0001-6973-2005
Fukui, Akihito
Kozeki, Takahiro http://orcid.org/0000-0002-8868-1482
Namazu, Takahiro
Miyauchi, Yuhei http://orcid.org/0000-0002-0945-0265
Itami, Kenichiro http://orcid.org/0000-0001-5227-7894
Article History
Received: 22 December 2018
Accepted: 10 June 2019
First Online: 10 July 2019
Competing interests
: The authors declare no competing interests.