PMC:7172841 / 10322-10360 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T61","span":{"begin":33,"end":37},"obj":"http://purl.obolibrary.org/obo/UBERON_0000473"}],"text":"∗comparisons by the Fisher exact test."}

{"project":"LitCovid-sentences","denotations":[{"id":"T83","span":{"begin":0,"end":38},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"∗comparisons by the Fisher exact test."}

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T388","span":{"begin":35,"end":38},"obj":"PR:000001004"}],"text":"∗comparisons by the Fisher exact test."}