Received: 20 November 2020
Accepted: 26 May 2021
First Online: 4 June 2021
: This study was approved by the Institutional Review Board of Chang Gung Memorial Hospital (Reference number: 201901105A3) and conforms with the tenets of the Declaration of Helsinki. Written informed consent was obtained from all participants. Both participants and parents (if the participants’ age is from 13 to 20) provided written consent to participate. All data is recorded and stored in compliance with ethical and data protection guidelines.
: Not applicable.
: No conflicting relationships or competing interests exist for any author.