Funding for this research was provided by:
Fundamental Research Funds for Central Universities of the Central South University (N150308001)
Received: 13 October 2019
Accepted: 17 February 2020
First Online: 17 April 2020
Ethics approval and consent to participate
: We have obtained verbal consent from this patient for his data to be used in our study. The main reason is that he did not think there could be anything damaging on him. And the ethics committee approved this procedure. So this research involving human data has been approved by the Medical Ethics Committee, Shengjing Hospital of China Medical University, and the reference number is 2017PS059K.
: Not applicable.
: The authors declare that they have no competing interests.