Nagashima, Kazuki
Sawa, Shinichiro
Nitta, Takeshi
Tsutsumi, Masanori
Okamura, Tadashi
Penninger, Josef M http://orcid.org/0000-0002-8194-3777
Nakashima, Tomoki
Takayanagi, Hiroshi
Article History
Received: 18 October 2016
Accepted: 29 March 2017
First Online: 24 April 2017
Competing interests
: The authors declare no competing financial interests.