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Authors
Ishii, Kenjiro https://orcid.org/0000-0001-6657-5155
Tsubosa, Yasuhiro
Niihara, Masahiro
Akai, Toshiya
Soneda, Wataru
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Article History
Received: 25 November 2018
Accepted: 16 June 2019
First Online: 26 June 2019
Compliance with ethical standards
:
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1964 and later versions.
: The authors declare that they have no conflicts of interest.
: Informed consent or substitute for it was obtained from all patients for being included in the study.
