Sakamoto, T. http://orcid.org/0000-0001-7483-9704
Fujiogi, M.
Ishimaru, M.
Matsui, H.
Fushimi, K.
Yasunaga, H.
Funding for this research was provided by:
Ministry of Health, Labour and Welfare (19AA2007)
Ministry of Education, Culture, Sports, Science and Technology, Japan (17H04141)
Article History
Received: 29 January 2021
Accepted: 7 June 2021
First Online: 17 June 2021
Declarations
:
: The authors declare no conflicts of interest.
: This study was approved by the Institutional Review Board of The University of Tokyo [approval number: 3501-(3) (December 25th, 2017)]. Because all data were de-identified, the requirement for patient informed consent was waived.
: The need for informed consent was waived for this study because of the anonymous nature of the data. Study approval was obtained from the Institutional Review Board at the University of Tokyo.
: The requirement for informed consent was waived because of the anonymous nature of the data.
: All authors have approved the manuscript and meet the requirements for authorship.