PMC:7014672 / 10495-10638 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T39","span":{"begin":54,"end":57},"obj":"http://purl.obolibrary.org/obo/CLO_0001577"}],"text":"3]. The latter study is restricted to travellers with a 3-day exposure window. Repeating our analysis with only the 25 visitors to Wuhan who ha"}

{"project":"LitCovid-sentences","denotations":[{"id":"T104","span":{"begin":4,"end":78},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"3]. The latter study is restricted to travellers with a 3-day exposure window. Repeating our analysis with only the 25 visitors to Wuhan who ha"}