Created at	Source	Raw Value	Validated value
June 25, 2024, noon	usa	inclusion criteria: * healthy children aged 3-17; * the subjects and/or guardians can understand and voluntarily sign the informed consent form (for subjects aged 8-17 years, both subjects and guardians need to sign the informed consent form) * proven legal identity.	inclusion criteria: * healthy children aged 3-17; * the subjects and/or guardians can understand and voluntarily sign the informed consent form (for subjects aged 8-17 years, both subjects and guardians need to sign the informed consent form) * proven legal identity.
Nov. 11, 2021, 4:30 p.m.	usa	inclusion criteria: - healthy children aged 3-17; - the subjects and/or guardians can understand and voluntarily sign the informed consent form (for subjects aged 8-17 years, both subjects and guardians need to sign the informed consent form) - proven legal identity.	inclusion criteria: - healthy children aged 3-17; - the subjects and/or guardians can understand and voluntarily sign the informed consent form (for subjects aged 8-17 years, both subjects and guardians need to sign the informed consent form) - proven legal identity.