Funding for this research was provided by:
Henan Medical Science and Technology Research Project (2018020198)
Received: 10 March 2020
Accepted: 16 June 2020
First Online: 15 July 2020
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board and Ethics Committee of the Third Affiliated Hospital of Zhengzhou University.
: The authors declare that they have no competing interests.