PMC:7143804 / 5458-5520 JSONTXT

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{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T23","span":{"begin":15,"end":23},"obj":"Chemical"}],"attributes":[{"id":"A23","pred":"chebi_id","subj":"T23","obj":"http://purl.obolibrary.org/obo/CHEBI_33839"}],"text":"ivities, e.g., polymers. Therefore, it is easier to implement "}