PMC:7784824 / 9458-9675 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T93","span":{"begin":0,"end":217},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"We calculated both the overall sensitivity (day 2–18 after symptom onset) and the sensitivity of the two subgroups (day 2–7 and day 8–18), each time for IgM/A and IgG separately and for combined IgM/A and IgG testing."}