PMC:7143707 / 73-91 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T2","span":{"begin":1,"end":16},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"\n1 Introduction\nI"}