PMC:7784834 / 149-222 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T5","span":{"begin":3,"end":11},"obj":"Sentence"},{"id":"T6","span":{"begin":12,"end":20},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"s\n\nAbstract\nAbstract\nThe global health emergency caused by the severe acu"}