PMC:7796329 / 41883-41957 JSONTXT

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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T371","span":{"begin":0,"end":74},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Of them, 2083 opened the e-mail, and 1,525 ultimately finished the survey."}