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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T11","span":{"begin":12,"end":23},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"lustration.\nObjectives: The aim of this study was to evaluate the performance of several com"}