PMC:7381711 / 2912-2919 JSONTXT

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{"project":"LitCovid-PubTator","denotations":[{"id":"76","span":{"begin":0,"end":7},"obj":"Chemical"}],"attributes":[{"id":"A76","pred":"tao:has_database_id","subj":"76","obj":"MESH:D006493"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":"heparin"}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T20","span":{"begin":0,"end":7},"obj":"Chemical"}],"attributes":[{"id":"A20","pred":"chebi_id","subj":"T20","obj":"http://purl.obolibrary.org/obo/CHEBI_28304"}],"text":"heparin"}