Umeyama, Kazuhiro
Watanabe, Kota
Watanabe, Masahito
Horiuchi, Keisuke
Nakano, Kazuaki
Kitashiro, Masateru
Matsunari, Hitomi
Kimura, Tokuhiro
Arima, Yoshimi
Sampetrean, Oltea
Nagaya, Masaki
Saito, Masahiro
Saya, Hideyuki
Kosaki, Kenjiro
Nagashima, Hiroshi
Matsumoto, Morio
Article History
Received: 29 October 2015
Accepted: 29 March 2016
First Online: 14 April 2016
Competing interests
: There is potential competing financial interest. H.S. received research grants from Daiichi Sankyo Inc. and Eisai Co. Ltd. These grants did not alter the authors’ adherence to all the journal’s policies on sharing data and materials.