PMC:7781502 / 75-196 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T2","span":{"begin":4,"end":60},"obj":"Sentence"},{"id":"T3","span":{"begin":62,"end":70},"obj":"Sentence"},{"id":"T4","span":{"begin":71,"end":81},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"20: A Retrospective Analysis of Articles Available in PubMed\n\nAbstract\nBackground\nThe control of the coronavirus disease "}