Funding for this research was provided by:
the Clinical Research Project of Shenzhen Second Peoples’ Hospital (20193357008)
Article History
Received: 8 November 2020
Revised: 17 February 2021
Accepted: 25 February 2021
First Online: 12 March 2021
Declarations
:
: The authors declare there are no conflicts of interest regarding the publication of this paper.
: This retrospective study was approved by our institutional review board, and the requirement for written informed consent for all patients was waived.