Received: 31 January 2020
Accepted: 16 October 2020
First Online: 23 October 2020
Ethics approval and consent to participate
: This study was approved by the ethics committee of Mackay Memorial Hospital, Taipei, Taiwan (approval number: 19MMHIS286e). Written informed consent was obtained from all individual participants included in the study.
: Written consent for publication was obtained from all individual participants.
: The authors declare that they have no competing interests.