
PMC:7301188 / 22747-22777
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T294","span":{"begin":0,"end":30},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" χ2, P χ 2 = 9.81 P \u003e 0.05"}