PMC:7271924 / 573-629 JSONTXT

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{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T7","span":{"begin":23,"end":34},"obj":"Chemical"}],"attributes":[{"id":"A7","pred":"chebi_id","subj":"T7","obj":"http://purl.obolibrary.org/obo/CHEBI_48433"}],"text":" and the host receptor angiotensin-converting enzyme 2 ("}