Article History
Received: 6 August 2020
Accepted: 9 November 2020
First Online: 19 November 2020
Ethics approval and consent to participate
: Informed consent forms have been signed by all patients before this study. The research protocol has been approved by the Ethics Committee of the Shengjing Hospital of China Medical University and is based on the ethical principles of medical research involving human subjects in the Helsinki Declaration (No.:2018PS362K).
: Not applicable.
: The authors declare that they have no competing interests.