Hirasawa, Kazunori
Takahashi, Natsumi
Matsumura, Kazuhiro
Kasahara, Masayuki
Shoji, Nobuyuki
Article History
Received: 16 November 2016
Accepted: 2 May 2017
First Online: 12 June 2017
Competing Interests
: K.H. and N.S. received financial support from RE Medical (Osaka, Japan).