Start typing to search across the full knowledge system.
Canonical Source · meta analysis
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
Systematic evidence shows that excess iodine can increase thyroid risk in susceptible populations, supporting monitoring and dose control rather than a blanket claim that iodized salt is inherently toxic.
Subject families