Wang, Fei
Liu, Zhen
Liu, Fengfeng
Qiao, Xue
Zhao, Zhuhui
Zhang, Lan
Funding for this research was provided by:
Natural Science Research Funds of Minhang District, Shanghai (No.2023MHZ091)
Article History
Received: 12 January 2026
Accepted: 31 March 2026
First Online: 11 April 2026
Declarations
:
: The study protocol was approved by the National Center for Health Statistics (NCHS) Research Ethics Review Board. All participants, or their parents/legal guardians for participants under 18, provided written informed consent.
: Not applicable.
: The authors declare no competing interests.