Geng, Chuanying
Zhou, Huixing
Wang, Huijuan
Li, Yanchen
Leng, Yun
Zhang, Zhiyao
Jian, Yuan
Yang, Guangzhong
Chen, Wenming
Article History
Received: 18 September 2022
Accepted: 29 November 2022
First Online: 23 December 2022
Declarations
:
: This study followed to the principles of the Declaration of Helsinki and was approved by the Medical Ethics Committee of Beijing Chaoyang Hospital. The requirement for informed consent was waived by the Medical Ethics Committee of Beijing Chaoyang Hospital due to the retrospective nature of the data. We followed the patients through the electronic medical record system without disturbing the patients in any way or interfering with the treatment of the patients.
: Not applicable.
: No potential conflict of interest was reported.