Chang, Hengrui
Zheng, Zhanle
Yu, Yiyang
Zhang, Yingze
Article History
Received: 30 October 2020
Accepted: 29 March 2021
First Online: 7 April 2021
Declarations
:
: This study was approved by the Ethics Committee of the Third Hospital of Hebei Medical University (NO. KE 2016-001-1), and all subjects enrolled provided informed consent.
: Informed consent was obtained from all individual participants included in the study.
: Written informed consent for publication was obtained from all participants.
: The authors declare no competing interests.