PMC:7796344 / 33365-33383
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T384","span":{"begin":0,"end":18},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"\u003c1 week 218 21.5"}