Li, Jianfeng
Zhou, Junlin
Wang, Dong
Li, Dacun
Zhang, Wentong
Article History
Received: 11 May 2020
Accepted: 2 November 2020
First Online: 11 November 2020
Ethics approval and consent to participate
: This study was conducted in accordance with the Declaration of Helsinki. This study was conducted with approval from the Ethics Committee of Beijing Chaoyang Hospital of Capital Medical University. A written informed consent was obtained from all participants.
: Consent for publication was obtained from every individual whose data are included in this manuscript.
: All of the authors had no personal, financial, commercial, or academic conflicts of interest separately.