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Authors
Hirata, Koji https://orcid.org/0000-0002-4537-7747
Kuwatani, Masaki
Hirata, Hajime
Sugiura, Ryo
Kato, Shin
Sakamoto, Naoya
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Article History
Received: 3 September 2019
Accepted: 15 October 2019
First Online: 25 October 2019
Compliance with ethical standards
:
: The 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.
