PMC:7795804 / 1398-1443 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T11","span":{"begin":7,"end":9},"obj":"Sentence"},{"id":"T12","span":{"begin":10,"end":22},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"lems.\n\n1. Introduction\nThe current pandemic o"}