Mitani, Yusuke
Wada, Taizo
Matsuda, Yusuke
Sakai, Seisho
Yachie, Akihiro
Article History
Received: 1 June 2018
Accepted: 22 August 2018
First Online: 27 August 2018
Compliance with Ethical Standards
: Approval for the study was obtained from the Human Research Committee of Kanazawa University Graduate School of Medical Science. Informed consent was provided according to the Declaration of Helsinki.
: The authors declare that they have no competing interests.