PMC:7096775 / 5321-5405 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T22","span":{"begin":57,"end":59},"obj":"http://purl.obolibrary.org/obo/CLO_0054055"}],"text":"82 137 262 298 62 91\nMean age in years (range) 73 (71–75) 63 (61–66) 55.5 N"}