Funding for this research was provided by:
Changzhou High-Level Medical Talents Training Project (2016CZBJ006)
Major Science and Technology Project of Changzhou Health Commission (ZD202008)
Received: 10 December 2020
Accepted: 7 February 2021
First Online: 1 March 2021
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the Third Affiliated Hospital of Soochow University (No.CZYY2020032). Each participant signed an informed consent document.
: Not applicable.
: The authors declare no competing interests.