PMC:7796344 / 11138-11243 JSONTXT

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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T73","span":{"begin":54,"end":58},"obj":"Sentence"},{"id":"T74","span":{"begin":59,"end":67},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"t 18 years of age; there were no exclusion criteria.\n\n2.4. Analysis\nStatistical analysis was undertaken u"}