PMC:7347402 / 31391-31471 JSONTXT

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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T268","span":{"begin":0,"end":80},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"This work was supported by the National Natural Science Foundation of China (No."}