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Canonical Source · peer reviewed study
This page documents how this source is reused across Claim by Claim. A source can support, challenge, qualify or contextualize different claims; appearing here does not imply endorsement of every linked proposition.
Evidence context
Evidence roles describe what this source helps establish inside each Investigation. They are local to that use, not permanent labels attached to the publication itself.
Investigation
A ten-country comparative analysis did not identify a clear significant additional reduction in case growth from mandatory stay-at-home and business closures beyond less restrictive interventions.
Observational cross-country comparisons rely on strong assumptions and cannot exclude smaller benefits.
Subject families