PMC:7546120 / 389-402 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T5","span":{"begin":4,"end":5},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T6","span":{"begin":6,"end":8},"obj":"http://purl.obolibrary.org/obo/CLO_0054055"}],"text":"ion\nA 71-year"}