PMC:7160614 / 986-1170 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T12","span":{"begin":96,"end":165},"obj":"Sentence"},{"id":"T13","span":{"begin":167,"end":174},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"stic efficacies of developed models were quantified by receiver operating characteristic curve. Clinical usage was evaluated by decision curve analysis and nomogram.\n\nResults\nEighteen "}