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Article History

Received: 1 September 2022

Accepted: 26 January 2024

First Online: 10 February 2024

Declarations

:

: The experimental protocols used in this study were approved by Stanford University Human Subjects Research Institutional Review Board (No. 25734) and Sichuan University Medical Ethics Commission (No. 2013005–01). In alignment with the Declaration of Helsinki, all methods of the study were carried out in accordance with relevant guidelines and regulations. Oral informed consent was obtained from all participants’ legal guardians for both their own and their children involvement in this study and the oral form of informed consent is approved by Stanford University Human Subjects Research Institutional Review Board (No. 25734) and Sichuan University Medical Ethics Commission (No. 2013005–01).

: Not applicable.

: The authors declare no competing interests.