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Freeze 8

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TOPMed — Freeze 8, multi-ancestry expansion

WGS Freeze 8 Multi-ancestry Imputation Reference
STAGE_PERIOD
2019–2020
DESCRIPTION
Freeze 8 expanded WGS to ~62k participants, substantially increasing representation of African American, Hispanic/Latino, Asian, and other ancestries. Enabled deep variant discovery with >400M variants including many rare and population-specific alleles. Became the gold-standard imputation reference panel for multi-ethnic studies.
URL
https://topmed.nhlbi.nih.gov/