PMC:7444865 / 15514-15530
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T123","span":{"begin":0,"end":16},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" 55–64 9.93 436"}