Funding for this research was provided by:
National Natural Science Foundation of China (81972178, 81672293)
Article History
Received: 13 December 2020
Revised: 14 July 2021
Accepted: 14 July 2021
First Online: 4 September 2021
Competing interests
: The authors declare no competing interests.
: The study was approved by the Ethics Committee of The First Affiliated Hospital of Guangzhou Medical University (IRB: #00389). Informed consent was obtained from all patients for specimen collection. The study was performed in accordance with the Declaration of Helsinki.