PMC:7386785 / 101934-102044 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T19","span":{"begin":15,"end":19},"obj":"http://purl.obolibrary.org/obo/UBERON_0000473"}],"text":"Were the index test results interpreted without knowledge of the results of the reference standard? Yes    "}

{"project":"LitCovid-sentences","denotations":[{"id":"T1146","span":{"begin":0,"end":99},"obj":"Sentence"},{"id":"T1147","span":{"begin":101,"end":110},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Were the index test results interpreted without knowledge of the results of the reference standard? Yes    "}