Miyoshi, Hirotsugu http://orcid.org/0000-0002-1375-5344
Hamada, Hiroshi
Nakamura, Ryuji
Kondo, Takashi
Yasuda, Toshimichi
Saeki, Noboru
Kawamoto, Masashi
Article History
Received: 31 January 2018
Accepted: 17 November 2018
First Online: 24 November 2018
<!--Emphasis Type='Bold' removed-->Compliance with ethical standards
:
: The authors declare that they have no competing interests.