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PMC:7088323 / 5418-5524
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T36","span":{"begin":0,"end":106},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Ai et al [21] 1014 S 46% (409/888) 50% (447/888) - 1% (8/888) 1% (8/888) - - - - - - - 3% (24/888) - - - -"}