PMC:7047374 / 4377-4406 JSONTXT

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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T34","span":{"begin":0,"end":29},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Copyright©1993–2001 Robert I."}