Funding for this research was provided by:
Chang Gung Medical Foundation (CORPG3J0331)
Received: 4 October 2020
Accepted: 3 March 2021
First Online: 24 March 2021
: The study was performed in accordance with the ethical standards of the 1964 Declaration of Helsinki. The Ethics Committee of Chang Gung Memorial Hospital approved the study and granted permission for the access of Chang Gung Research Database and the written informed consents were provided by all study participants.
: Not applicable.
: None of the authors have any conflict of interest to disclose.