
Huge genetic database untangles a complex history. In 2000, Mexico’s health authority asked more than 40,000 rural + urban residents to donate blood as part of a massive, ongoing effort to create a nationally representative health database. @AlemanEnBaja
@bajasearch/111246197987656865" target="_blank" rel="nofollow noopener">mastodon.online/@bajasearch/11…
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