Received: 15 September 2020
Accepted: 11 November 2020
First Online: 19 November 2020
Ethics approval and consent to participate
: This study was approved by the Research and Ethics Committee of the Third Hospital of Hebei Medical University, and all patients gave written informed consent for their information to be stored in the database of this hospital and used for medical research.
: Consent for publication was obtained from every individual whose data are included in this manuscript.
: The authors declare that they have no competing interests.