PMC:7454539 / 76-98 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T2","span":{"begin":2,"end":10},"obj":"Sentence"},{"id":"T3","span":{"begin":11,"end":19},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"\n\nAbstract\nAbstract\nPn"}