PMC:7004396 / 5454-5552
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T36","span":{"begin":0,"end":98},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Case State Approximate age (yrs) Sex Place of exposure Date laboratory confirmation announced"}