Taniguchi, Kohei
Ohbe, Hiroyuki
Yamakawa, Kazuma http://orcid.org/0000-0003-2999-4021
Matsui, Hiroki
Fushimi, Kiyohide
Yasunaga, Hideo
Funding for this research was provided by:
Ministry of Health, Labour and Welfare (19AA2007, H30-Policy-Designated-004)
Japan Society for the Promotion of Science (17H04141)
Article History
Received: 22 April 2020
Accepted: 1 September 2020
First Online: 9 September 2020
Ethics approval and consent to participate
: This retrospective study was approved by the Institutional Review Board of The University of Tokyo (approval number: 3501–3; December 25, 2017). Informed consent was not required because of the anonymous nature of the retrospective data.
: Not applicable.
: The authors have no conflict of interest.