PMC:7795804 / 63-129 JSONTXT

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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T3","span":{"begin":23,"end":31},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Cross-Sectional Study\n\nAbstract\nThe restrictions enacted during lo"}