Kawakami, Y.
Amano, T.
Yoneyama, Y.
Akamine, Y.
Itoh, H.
Kawaguchi, G.
Yamamoto, H. M.
Kishida, H.
Itoh, K. http://orcid.org/0000-0001-6820-7241
Sasaki, T.
Ishihara, S.
Tanaka, Y.
Yonemitsu, K.
Iwai, S. http://orcid.org/0000-0002-5713-1859
Article History
Received: 14 December 2017
Accepted: 18 May 2018
First Online: 25 June 2018
Competing interests
: The authors declare no competing interests.