Article History
Received: 5 March 2022
Accepted: 27 May 2022
First Online: 14 June 2022
Declarations
:
: The study was conducted according to the guidelines of the Declaration of Helsinki and was approved by the Committee for Medical Ethics of Shinshu University School of Medicine (protocol code: 4550; date of approval: 13 November 2019).
: Not applicable.
: Not applicable.
: The authors declare no competing interests.