PMC:7796111 / 10855-10994 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T64","span":{"begin":0,"end":139},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Individuals testing negative were informed by email correspondence to their cohort (indicating that all positive cases had been contacted)."}