PMC:7160614 / 1151-1313 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T13","span":{"begin":2,"end":9},"obj":"Sentence"},{"id":"T14","span":{"begin":10,"end":128},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"\n\nResults\nEighteen radiological semantic features and seventeen clinical features were identified to be significantly different. Besides ground-glass opacities (p"}