Article History
Received: 1 June 2021
Revised: 2 August 2021
Accepted: 2 August 2021
First Online: 19 August 2021
Declarations
:
: This study was approved by the Ethics Committee at Sendai City hospital (Sendai, Miyagi, Japan, approval number: 608).
: This study used the opt-out method to obtain consent for publication and participation.
: The authors declare that they have no competing interests.