Tanaka, Hisashi http://orcid.org/0000-0003-2009-0210
Taima, Kageaki
Tanaka, Yoshihito
Itoga, Masamichi
Ishioka, Yoshiko
Nakagawa, Hideyuki
Baba, Keisuke
Hasegawa, Yukihiro
Takanashi, Shingo
Tasaka, Sadatomo
Article History
Received: 16 January 2018
Accepted: 5 February 2018
First Online: 8 February 2018
Compliance with ethical standards
:
: All the authors declare that they have no conflict interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The study protocol was approved by the institutional review boards of all participating institutions. This study was registered with the University Hospital Medical Information Network (UMIN), Number UMIN000011696.
: Informed consent was obtained from all individual participants included in the study.