Tsutsumi, Kenta http://orcid.org/0000-0002-1168-6656
Yonehara, Ryo
Ishizaka-Ikeda, Etsuko
Miyazaki, Naoyuki http://orcid.org/0000-0002-4880-7300
Maeda, Shintaro
Iwasaki, Kenji
Nakagawa, Atsushi http://orcid.org/0000-0002-1700-7861
Yamashita, Eiki http://orcid.org/0000-0002-4278-0039
Article History
Received: 5 December 2018
Accepted: 11 March 2019
First Online: 3 April 2019
Competing interests
: The authors declare no competing interests.