Hanai, Akiko
Ishiguro, Hiroshi
Sozu, Takashi
Tsuda, Moe
Arai, Hidenori
Mitani, Akira
Tsuboyama, Tadao
Funding for this research was provided by:
Japan Society for the Promotion of Science
Article History
Received: 24 November 2015
Accepted: 26 November 2015
First Online: 9 December 2015
Compliance with ethical standards
:
: The authors indicate no potential conflicts of interest.