PMC:7294857 / 17070-17226 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T145","span":{"begin":0,"end":156},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Progressive stage (5-8 days after the onset of initial symptoms) in this stage ground-glass opacities progressed to crazy paving patterns and consolidation."}