Article History
Received: 9 September 2020
Accepted: 21 February 2022
First Online: 17 March 2022
Declarations
:
: The study is approved by Ethics Review Board of China Medical University and Hospital in Taiwan (IRB permit number: CMUH-104-REC2-115-R3). The National Health Research Institute de-identified the study participants before NHIRD release for public research. Therefore, the Institutional Review Board waived the requirement for patient written informed consent for this study [CitationRef removed].
: Not applicable since the database has been de-identification and de-linked.
: The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.