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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T79","span":{"begin":23,"end":85},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"gnificant improvement. More studies, however, are needed to establish their efficacy. Di"}