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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T101","span":{"begin":42,"end":46},"obj":"Sentence"},{"id":"T102","span":{"begin":47,"end":55},"obj":"Sentence"},{"id":"T103","span":{"begin":57,"end":63},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"ta were collected in April and May 2020.\n\n3.3. Measures\n\n3.3.1. Independent Variable"}