PMC:7160614 / 16440-16474
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T156","span":{"begin":0,"end":34},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" Negative 55 (83.33%) 17 (24.29%)"}