Received: 11 May 2020
Accepted: 20 October 2020
First Online: 31 October 2020
Ethics approval and consent to participate
: The study protocol was reviewed and approved by Medical Ethics Committee of Mie University Hospital (No. 3173). This study was informed to all participants by opt-out on website of our institution instead of obtaining written consent form from the participants because of observational study. All participants were given the opportunity to reject their enrollment to this study. This procedure was approved by the Ethics Committee of the Mie University Hospital.
: This manuscript does not contain individual details.
: The authors declare that they have no competing interests.