Funding for this research was provided by:
Innovative Research Group Project of the National Natural Science Foundation of China (81472442, 81872119)
Jiangsu province medical innovation team (CXTDA2017008)
Received: 21 April 2020
Accepted: 9 July 2020
First Online: 13 July 2020
Ethics approval and consent to participate
: This research was approved by the Institutional Review Board of Nanjing Medical University and informed consent was obtained from all subjects.
: Not applicable
: The authors declare that they have no competing interests.