PMC:7210464 / 81581-81612
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T740","span":{"begin":0,"end":31},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"(0.227) (0.197) (1.663) (1.637)"}