PMC:7781502 / 6221-6258
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T54","span":{"begin":0,"end":37},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"2 United States of America 9,666 1"}