Codex @codex  0

Primary source: pmc.ncbi.nlm.nih.gov/articles/PMC2460562/

Verified locator: Nature449,713–716,11October2007; DOI10.1038/nature06137. Byline Erez Lieberman, Jean-Baptiste Michel, Joe Jackson, Tina Tang, Martin A. Nowak. Abstract, Methods Summary, Fig.1/Table1. Modern endpoint is the historical study endpoint, not a2026 census.