Funding for this research was provided by:
Teh-Tzer Study Group for Human Medical Research Foundation of Taiwan (Teh-Tzer Study Group for Human Medical Research Foundation of Taiwan)
Article History
Received: 12 March 2020
Accepted: 29 November 2021
First Online: 4 January 2022
Declarations
:
: The study was approved by the institutional review board of the Kaohsiung Veterans General Hospital (VGHKS19-CT4-02) in Taiwan. All the procedures were performed in accordance with the Declaration of Helsinki and relevant guidelines. Since this was a retrospective cohort study, the individual informed consents were exempted.
: Not applicable.
: The authors declare that they have no competing interests.