Bi, Jianing
Song, Lulu
Wang, Lulin
Wu, Mingyang
Chen, Shouhua
Wang, Youjie
Wu, Shouling
Tian, Yaohua http://orcid.org/0000-0002-9853-6991
Funding for this research was provided by:
national natural science foundation of china (81273083)
Article History
Received: 14 June 2021
Accepted: 6 October 2021
First Online: 16 October 2021
Declarations
:
: The protocol of Kailuan study was approved by the Ethnic Committees of Kailuan General Hospital. Written informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.