Konishi, Takaaki https://orcid.org/0000-0002-9538-4419
Fujiogi, Michimasa
Michihata, Nobuaki
Morita, Kojiro
Matsui, Hiroki
Fushimi, Kiyohide
Tanabe, Masahiko
Seto, Yasuyuki
Yasunaga, Hideo
Funding for this research was provided by:
Ministry of Health, Labour and Welfare (19AA2007, 20AA2005)
Ministry of Education, Culture, Sports, Science and Technology (20H03907)
Article History
Received: 5 January 2021
Accepted: 1 April 2021
First Online: 10 April 2021
Declarations
:
: All authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Institutional Review Board at The University of Tokyo and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. For this type of study, formal consent is not required. This article does not contain any studies with animals performed by any of the authors.
: The need for informed consent in the present study was waived because of the anonymity of the patient database.