Koyama, Tomohisa
Uchida, Kentaro http://orcid.org/0000-0001-5148-914X
Fukushima, Kensuke
Ohashi, Yoshihisa
Uchiyama, Katsufumi
Inoue, Gen
Takahira, Naonobu
Takaso, Masashi
Article History
Received: 22 September 2020
Accepted: 16 December 2020
First Online: 6 January 2021
Ethics approval and consent to participate
: This study was approved by the Ethics Review Board of Kitasato University Hospital (approval number: B19–259). Written consent to participate was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.