Kawada, K.
Hida, K.
Yoshitomi, M.
Sakai, Y.
Article History
Received: 19 March 2018
Accepted: 20 May 2018
First Online: 7 June 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participant 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 the patient included in the study.