Funding for this research was provided by:
Natural Science Foundation of China (81702657)
Received: 11 May 2020
Accepted: 5 October 2020
First Online: 12 November 2020
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board/Ethics Committee of the authors’ institution and the study was performed according to the Helsinki Declaration guidelines. Informed consent was obtained from the patients prior to enrolling in the study.
: We obtained consent for publication from the patients.
: The authors declare that they have no competing interests.