PMC:7454258 / 138285-138363 JSONTXT

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    LitCovid-PD-CLO

    {"project":"LitCovid-PD-CLO","denotations":[{"id":"T170","span":{"begin":29,"end":32},"obj":"http://purl.obolibrary.org/obo/CLO_0051582"}],"text":"The ROI for federal research has been documented across several metrics (275)."}

    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T733","span":{"begin":0,"end":78},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The ROI for federal research has been documented across several metrics (275)."}