PMC:7796148 / 20050-20083
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T176","span":{"begin":0,"end":33},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"6.45%; χ2(1) = 15.94, p \u003c 0.001)."}