Noma, Satoshi
Kawaura, Kanako
Hayakawa, Katsuyuki
Abe, Chikako
Tsuge, Noritaka
Ogihara, Yasunari
Article History
Received: 3 November 2014
Accepted: 23 June 2015
First Online: 10 July 2015
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animal performed by any of the authors.