PMC:7589163 / 28950-29083 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T352","span":{"begin":88,"end":92},"obj":"http://purl.obolibrary.org/obo/CLO_0050510"},{"id":"T353","span":{"begin":123,"end":125},"obj":"http://purl.obolibrary.org/obo/CLO_0050510"}],"text":"The prevalence according to age in pediatric populations varied from 4%–7% (1–6 years), 1%–8% (7–14 years) and 12%–40% (15–18 years)."}

{"project":"LitCovid-sentences","denotations":[{"id":"T192","span":{"begin":0,"end":133},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The prevalence according to age in pediatric populations varied from 4%–7% (1–6 years), 1%–8% (7–14 years) and 12%–40% (15–18 years)."}