Xia, Weiwei
Wang, Weiyan
Zhu, Zhenqi
Liu, Chenjun
Xu, Shuai
Meng, Fanqi
Liu, Haiying
Wang, Kaifeng
Article History
Received: 16 March 2021
Accepted: 16 August 2021
First Online: 27 August 2021
Declarations
:
: The study was approved by the Medical Ethics Committee of Peking University People’s Hospital (2016PHB186–01) on November 9th 2016, and all patients gave written informed consent for their information to be stored in the hospital database and used for research. This study was conducted according to the principles expressed in the Declaration of Helsinki.
: Not applicable.
: The authors declare no conflict of interests.