PMC:7782580 / 61678-61796 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T463","span":{"begin":0,"end":118},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"We used multiple statistical indices and empirical distributions to assess the performance of the proposed frameworks."}