PMC:7435837 / 96-123 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T2","span":{"begin":7,"end":15},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"tions\n\nAbstract\nIn 2020, th"}