PMC:7784824 / 11046-11192 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T116","span":{"begin":0,"end":146},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Sensitivity and specificity were calculated by means of Excel (version 16.0, Microsoft, Washington, USA) using the following definitions in Excel:"}