PMC:7784824 / 1357-1467 JSONTXT

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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T21","span":{"begin":7,"end":71},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"8–18). Overall, the specificity of the assays was high (range 79–100%). Among 145 retrospective cases, 3 cases"}