title: Letter: The food additive hypothesis, lead, and hyperactivity.
mesh_terms: D002614:Chelating Agents / Q000627:therapeutic use; D005503:Food Additives / Q000009:adverse effects*; D006801:Humans; D006948:Hyperkinesis / Q000188:drug therapy / Q000209:etiology*; D007854:Lead / Q000009:adverse effects*
chemical_list: D002614:Chelating Agents; D005503:Food Additives; D007854:Lead