Aida, Jun http://orcid.org/0000-0002-8405-9872
Hikichi, Hiroyuki http://orcid.org/0000-0002-7791-464X
Matsuyama, Yusuke
Sato, Yukihiro
Tsuboya, Toru
Tabuchi, Takahiro
Koyama, Shihoko
Subramanian, S. V.
Kondo, Katsunori
Osaka, Ken
Kawachi, Ichiro
Article History
Received: 15 June 2017
Accepted: 14 November 2017
First Online: 29 November 2017
Competing Interests
: The authors declare that they have no competing interests.