PMC:7473770 / 33108-33200 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T253","span":{"begin":0,"end":92},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Age group, gender Hospitalization, clinical, radiological, and histological characteristics"}