PMC:7449695 / 6017-6152 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T43","span":{"begin":68,"end":75},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"a were required to quarantine for 14 days from the date of arrival. Note 3: School attendance is reported to have reduce substantially "}