PMC:7311890 / 83-110 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T2","span":{"begin":5,"end":13},"obj":"Sentence"},{"id":"T3","span":{"begin":14,"end":21},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"sis\n\nAbstract\nSummary\nThe c"}