Liu, Yanfang
Li, Guangshuo
Jia, Jiaokun
Liu, Xinmin
Guo, Jiahuan
Zhao, Xingquan
Article History
Received: 24 October 2022
Accepted: 6 December 2022
First Online: 14 December 2022
Declarations
:
: The study was approved by the ethics committee of Beijing Tiantan Hospital (No.: KY2019–019- 05). Due to the fully dei-dentified data on the patients enrolled in the current study and its retrospective study design this study received a waiver of informed consent by the local institutional review board of Beijing Tiantan Hospital. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable. No information or images that could lead to identification of a study participant was mentioned in our study.
: None to declare.