PMC:7283670 / 32228-32249
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T253","span":{"begin":0,"end":21},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"81% (36,160), severe:"}