PMC:7530350 / 60-100 JSONTXT

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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T2","span":{"begin":14,"end":22},"obj":"Sentence"},{"id":"T3","span":{"begin":23,"end":33},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"eta-analysis\n\nAbstract\nBackground\nEviden"}