Takatsuki, Shinichi
Yanai, Shun
Ikehara, Satoshi
Nakayama, Tomotaka
Matsuura, Hiroyuki
Article History
Received: 8 May 2018
Accepted: 26 September 2018
First Online: 5 October 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflicts of interest.
: All procedures performed in studies of 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.
: Informed consent was obtained from all study participants.