Kokubo, Yoshihiro http://orcid.org/0000-0002-0705-9449
Higashiyama, Aya
Watanabe, Makoto
Miyamoto, Yoshihiro
Funding for this research was provided by:
Japan Society for the Promotion of Science (17K1987)
Article History
Received: 26 December 2018
Accepted: 14 February 2019
First Online: 26 February 2019
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.