Tsugu, Toshimitsu http://orcid.org/0000-0002-3399-8757
Nagatomo, Yuji
Tanigawa, Tomohiko
Endo, Jin
Itabashi, Yuji
Murata, Mitsushige
Mitamura, Hideo
Article History
Received: 20 April 2018
Accepted: 3 July 2018
First Online: 9 August 2018
Compliance with ethical standards
:
: This article does not contain any studies with human or animal subjects performed by any of the authors.
: The authors declare no competing financial interest.