Sun, Lei
Yang, Kun
Zhang, Liang
Qi, Li-ming
Chen, Jia-min
Li, Ping
Xiao, Jiang
Zhao, Hong-xin
Wang, Peng
Article History
Received: 1 July 2020
Accepted: 29 August 2020
First Online: 5 September 2020
Ethics approval and consent to participate
: The study protocol was approved by Ethics Committee of Beijing Ditan Hospital, Capital Medical University.
: Not applicable.
: The authors declare that they have no competing interests.