Funding for this research was provided by:
National Major Science and Technology Projects of China (2018ZX10732202, 2017YFC0908104)
Natural Science Foundation of Hunan Province (2019JJ40496)
Innovative Research Group Project of the National Natural Science Foundation of China (81700561)
Received: 24 March 2020
Accepted: 25 September 2020
First Online: 7 October 2020
Ethics approval and consent to participate
: This study was approved by Xiangya Hospital Ethics Committee, Central South University (No.2018121151). We obtained permission to access the data used in this study from the institutional review board at Xiangya Hospital.
: Not applicable.
: The authors declare that they have no competing interests.