Funding for this research was provided by:
National Natural Science Foundation of China (81825007)
Ministry of Science and Technology of the People's Republic of China (2017YFC1307900, 2018YFC1312402, 2018YFC1312903)
Beijing Municipal Science and Technology Commission (Z181100001818001, D171100003017002)
Beijing Outstanding Young Scientist Program (BJJWZYJH01201910025030)
Received: 12 January 2021
Accepted: 1 February 2021
First Online: 18 February 2021
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of the Kailuan General Hospital and Beijing Tiantan Hospital. All of the participants provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.