Zang, Jie
Guo, Wei
Yang, Rongli
Tang, Xiaodong
Liang, Haijie
Article History
Received: 17 April 2020
Accepted: 15 October 2020
First Online: 2 November 2020
Ethics approval and consent to participate
: The study protocol was approved by the Ethics Committee of Peking University People’s Hospital. Written informed consent was obtained from all the study subjects before enrollment.
: Not applicable.
: The authors declare that they have no competing interests.