PMC:7160614 / 2505-2630 JSONTXT

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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T27","span":{"begin":86,"end":98},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"20-06829-2) contains supplementary material, which is available to authorized users.\n\nIntroduction\nOn January 30, 2020, the W"}