Funding for this research was provided by:
National Natural Science Foundation of China (81902308)
Natural Science Foundation of Hunan Province (2020JJ5924)
Received: 5 February 2020
Accepted: 18 June 2020
First Online: 27 June 2020
Ethics approval and consent to participate
: This study has been approved by the ethics committee of our hospital (No.201902011). All procedures performed in studies were in accordance with the ethical standards of our institutional ethical committee. Informed consent was obtained from all individual participants included in the study. All participants will give written informed consent to participate.
: All patients involved had given written informed consent.
: The authors declare that they have no competing interests.