PMC:7271924 / 6469-6480 JSONTXT

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{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T70","span":{"begin":3,"end":7},"obj":"Chemical"}],"attributes":[{"id":"A70","pred":"chebi_id","subj":"T70","obj":"http://purl.obolibrary.org/obo/CHEBI_18248"}],"text":"ts iron, ev"}