Okahashi, Nobuyuki
Kawana, Shuichi
Iida, Junko
Shimizu, Hiroshi
Matsuda, Fumio
Funding for this research was provided by:
Japan Science and Technology Agency (Strategic International Collaborative Research Pro)
Article History
Received: 25 April 2016
Revised: 13 June 2016
Accepted: 14 June 2016
First Online: 24 June 2016
Compliance with ethical standards
: All remaining authors have declared no conflicts of interest.