Nakajima, Shotaro https://orcid.org/0000-0002-9339-3792
Ishimaru, Kayoko https://orcid.org/0000-0002-6755-3203
Kobayashi, Anna
Yu, Guannan
Nakamura, Yuki
Oh-oka, Kyoko
Suzuki-Inoue, Katsue
Kono, Koji
Nakao, Atsuhito
Funding for this research was provided by:
The Ministry of Education, Culture, Sports, Science and Technology of Japan
Article History
Received: 16 May 2019
Accepted: 20 November 2019
First Online: 5 December 2019
Competing interests
: The authors declare no competing interests.