Yamashita, Kota http://orcid.org/0000-0002-0129-6275
Tsunoda, Shigeru
Gunji, Shutaro
Murakami, Takahide
Suzuki, Takahisa
Tabata, Yasuhiko
Sakai, Yoshiharu
Article History
Received: 15 October 2018
Accepted: 13 February 2019
First Online: 7 March 2019
Compliance with ethical standards
:
: The authors confirm that they have no conflict of interest.