PMC:7796111 / 118-155 JSONTXT

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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T3","span":{"begin":12,"end":20},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"hods Study\n\nAbstract\nWe aimed to expl"}