PMC:7594251 / 117590-117666 JSONTXT

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    LitCovid-sentences

    {"project":"LitCovid-sentences","denotations":[{"id":"T800","span":{"begin":0,"end":76},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The thick and thin bars represent the 180° and 90° pulse respectively [142]."}