Cao, Junming
Qi, Can
Yang, Yipeng
Lei, Tao
Wang, Linfeng
Shen, Yong
Article History
Received: 9 March 2020
Accepted: 29 July 2020
First Online: 8 August 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of The Third Hospital of Hebei Medical University, and informed consent was obtained from all individual participants that were included in this study.
: Not applicable
: The authors declare that they have no competing interests.