Koizumi, Kazuya http://orcid.org/0000-0002-3677-5030
Masuda, Sakue
Tazawa, Tomohiko
Kako, Makoto
Teshima, Shinichi
Article History
Received: 21 May 2019
Accepted: 4 February 2020
First Online: 20 February 2020
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.
: All procedures followed have been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: Informed consent was obtained from all patients for being included in the study.