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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 2026 peer-reviewed controlled human pertussis exposure study experimentally inoculated 51 adults, analyzed 50 and documented asymptomatic B. pertussis colonization in 20; differing baseline immunity helped explain susceptibility, supporting pathogen–host interaction rather than terrain alone.
Subject families