Received: 15 December 2020
Accepted: 15 March 2021
First Online: 30 March 2021
: The study protocol was approved by the Ethics Committee of Yoshinogawa Medical Center (No. 20201201).
: Informed consent was obtained from all participating patients. In the case of deceased patients, consent was obtained from consanguine family or a legal guardian.
: The authors declare that they have no competing interests.