Sugaya, Kimio
Kadekawa, Katsumi
Unten, Yoshihiro
Nishijima, Saori
Ashitomi, Katsuhiro
Yamamoto, Hideyuki
Article History
Received: 25 September 2018
Accepted: 3 December 2018
First Online: 8 February 2019
Compliance with ethical standards
:
: The authors have no conflicts of interest to declare.
: This study was approved by the Medical Ethics Committee of Okinawa Kyodo Hospital on behalf of the two participating facilities, and informed consent was obtained from all patients enrolled in the study.