Article History
Received: 17 November 2020
Accepted: 15 February 2021
First Online: 9 March 2021
Declarations
:
: The authors declare that they have no competing interests.
: The institutional review board at our institution approved this retrospective study (code: 31-042). The requirement of obtaining informed consent of patients was waived owing to the retrospective nature of the study, but we provided a means for patients to opt out on our hospital website.