PMC:7102659 / 721-788
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T6","span":{"begin":0,"end":67},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"• We also preliminarily estimate the time-varying reporting ratio."}