Funding for this research was provided by:
National Natural Science Foundation of China (81372183)
National Natural Science Foundation of China Youth Fund Project (81801908, 81702490)
Received: 10 February 2021
Accepted: 31 May 2021
First Online: 10 June 2021
: This study was approved by the Medical Ethics Committee of Xiangya Hospital of Central South University, and the ethics approval number is 201703741. All patients signed the informed consent before surgery.
: Not applicable.
: The authors declare that they have no competing interests.