Wagatsuma, Keita
Koolhof, Iain S.
Shobugawa, Yugo
Saito, Reiko
Article History
Received: 11 May 2021
Accepted: 21 July 2021
First Online: 3 August 2021
Declarations
:
: The present study used data that are publicly available. As such, the datasets used in our study were de-identified and fully anonymized in advance, and the analysis of publicly available data without identifiable information does not require ethical approval.
: Not applicable.
: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.