Ishimaru, Tetsuya
Fujiogi, Michimasa
Michihata, Nobuaki
Konishi, Takaaki
Morita, Kaori
Matsui, Hiroki
Uda, Kazuaki
Fushimi, Kiyohide
Kawashima, Hiroshi
Fujishiro, Jun
Yasunaga, Hideo
Article History
Accepted: 6 September 2022
First Online: 14 September 2022
Declarations
:
: The authors have no relevant financial or non-financial interests to disclose.
: The study was performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments. This study was approved by the Institutional Review Board of the University of Tokyo.
: The requirement for informed consent in the present study was waived by the institutional review board of the University of Tokyo because of the anonymous nature of the patient database.