Article History
Received: 26 May 2021
Accepted: 25 January 2022
First Online: 8 February 2022
Declarations
:
: This study adhered to the tenets of the Declaration of Helsinki. This study was approved by the Beijing Tongren Hospital Review Board. And as a retrospective study, the informed consent waiver was approved by the Beijing Tongren Hospital Review Board.
: Not applicable.
: The authors declare that they have no competing interests.