Oka, Kouki
Shibue, Toshimichi http://orcid.org/0000-0003-4766-1896
Sugimura, Natsuhiko
Watabe, Yuki http://orcid.org/0000-0002-3863-5429
Winther-Jensen, Bjorn http://orcid.org/0000-0001-6102-1639
Nishide, Hiroyuki http://orcid.org/0000-0002-4036-4840
Article History
Received: 18 July 2018
Accepted: 23 November 2018
First Online: 18 January 2019
Competing Interests
: The authors declare no competing interests.