Liu, Jin
Wang, Weijing
Luo, Jia
Duan, Haiping
Xu, Chunsheng http://orcid.org/0000-0003-2265-5414
Tian, Xiaocao http://orcid.org/0000-0002-4275-3719
Chen, Shumin
Ge, Lin
Zhang, Dongfeng http://orcid.org/0000-0001-9308-9371
Article History
Received: 16 October 2023
Revised: 19 March 2024
Accepted: 20 March 2024
First Online: 23 April 2024
Competing interests
: The authors declare no competing interests.
: This study followed the Helsinki Declaration and was approved by the Regional Ethics Committee of the Institutional Review Committee of Qingdao CDC.