Yasufuku, Itaru
Nunobe, Souya http://orcid.org/0000-0003-3012-5632
Ida, Satoshi
Kumagai, Koshi
Ohashi, Manabu
Hiki, Naoki
Sano, Takeshi
Article History
Received: 24 April 2019
Accepted: 18 July 2019
First Online: 26 July 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: 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. As this study was a retrospective study and did not include any potentially identifiable patient data, informed consent to be included in the study was not obtained from the enrolled patients. The institutional review board gave the ethics approval for this retrospective study.
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