Iriuchishima, Takanori https://orcid.org/0000-0001-5789-6520
Goto, Bunsei
Okano, Tatsumasa
Ryu, Keinosuke
Fu, Freddie H.
Article History
Received: 20 March 2018
Accepted: 27 June 2018
First Online: 2 July 2018
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest.
: This study has been approved by the ethics committee.