PMC:7386785 / 111527-111622 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T85","span":{"begin":49,"end":53},"obj":"http://purl.obolibrary.org/obo/UBERON_0000473"}],"text":"Could the conduct or interpretation of the index test have introduced bias?   Unclear risk  "}

{"project":"LitCovid-sentences","denotations":[{"id":"T1321","span":{"begin":0,"end":95},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Could the conduct or interpretation of the index test have introduced bias?   Unclear risk  "}