Funding for this research was provided by:
Chiayi Chang Gung Memorial Hospital (CORPG6G0101, CORPG6G0111)
Received: 3 March 2020
Accepted: 14 July 2020
First Online: 23 July 2020
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of Chiayi Chang Gung Memorial Hospital (approval number: 201700252B0C603). All participants provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.