PMC:7341464 / 3158-3181
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T33","span":{"begin":0,"end":23},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" Do not know 43.9 (65)"}