PMC:7190485 / 12536-12619 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T83","span":{"begin":0,"end":13},"obj":"Sentence"},{"id":"T84","span":{"begin":14,"end":83},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"⁎⁎⁎⁎ p ≤ .001\nStandard errors are shown in parentheses below coefficient estimates."}