Ma, Zhaoyin
Qu, Yanlin
Ma, Haibo
Zhang, Yuanyuan
Wang, Min
Huang, Nana
Li, Xiaohong
Funding for this research was provided by:
Shandong National Science Foundation (ZR2022MH111)
Primary Research & Development Plan of Shandong Province (2016GSF121044)
Article History
Received: 22 June 2023
Accepted: 14 December 2023
First Online: 4 January 2024
Declarations
:
: The CLHLS study was approved by the Research Ethics Committee of Peking University (IRB00001052-13074), and all participants or their proxy respondents provided written informed consent.
: Not applicable.
: The authors declare no competing interests.