Article History
Received: 16 July 2020
Revised: 23 September 2020
Accepted: 25 September 2020
First Online: 2 October 2020
Ethics approval and consent to participate
: The study was approved by the Institutional Ethics Committee (#3040) (16th Apr 2019) and was registered at the University Hospital Medical Information Network (ID UMIN000036454) (1st May 2019). Written informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.