PMC:7267243 / 57-78 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T3","span":{"begin":2,"end":10},"obj":"Sentence"},{"id":"T4","span":{"begin":11,"end":18},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"\n\nAbstract\nSummary\n\nO"}