Article History
Received: 27 April 2024
Accepted: 15 December 2024
First Online: 22 January 2025
Declarations
:
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975, as revised in 2008 (5). The CFPS study has been ethically approved by the Peking University Biomedical Ethics Review Committee (Approval no. IRB00001052-14010), and all participants signed informed consent forms.
: The authors have no conflicts of interest to declare.The authors have seen and agree with the contents of the manuscript and there is no financial interest to report.