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Authors
Otani, Takuya https://orcid.org/0000-0002-5020-0030
Fujii, Hideki
Kawaguchi, Yasuhiko
Hayama, Tetsuo
Abe, Toshiomi
Takahashi, Motoi
Marumo, Keishi
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Article History
Received: 2 April 2019
Accepted: 20 June 2019
First Online: 1 August 2019
Ethics approval and consent to participate
: This study was conducted in accordance with the World Medical Association Declaration of Helsinki and was approved by the institutional review board of The Jikei University (Approval number: 29-043(8659)).
: Informed consent was obtained from each patient.
: The authors declare that they have no competing interests.
