Analysis of information sources in references of the Wikipedia article "สายพันธุ์ที่น่ากังวล" in Thai language version.
SARS-CoV-2 variants, if considered to have concerning epidemiological, immunological, or pathogenic properties, are raised for formal investigation. At this point they are designated Variant Under Investigation (VUI) with a year, month, and number. Following a risk assessment with the relevant expert committee, they may be designated Variant of Concern (VOC)
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