PMC:7784824 / 7316-7434
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T79","span":{"begin":0,"end":118},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"So far, studies have revealed that antibodies could be detected as early as 3–6 days after symptom onset [9,10,19,20]."}