Received: 11 January 2021
Accepted: 28 May 2021
First Online: 1 July 2021
: This study was approved by the Institutional Review Board of Saneikai Tsukazaki Hospital (IRB No. 201012) and was performed according to the tenets of the Declaration of Helsinki. This clinical study was conducted as a part of a clinical trial registration (Japan Clinical Trials Register, No. UMIN000039982).
: Not applicable.
: The authors declare that they have no competing interests.