PMC:7795804 / 1404-1465 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T11","span":{"begin":1,"end":3},"obj":"Sentence"},{"id":"T12","span":{"begin":4,"end":16},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"\n1. Introduction\nThe current pandemic of severe acute respira"}