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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
Geha multicenter first challenge among 130 self-selected MSG-reactive volunteers found symptoms in 50 after 5g MSG only, 17 after placebo only, but repeated responses were inconsistent; most study challenges were without food.
Subject families