PMC:7212965 / 20120-20211 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T151","span":{"begin":72,"end":73},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"76 The pooled prevalence in these studies was 7.9% (95% CI, 7.4%–8.6%). A total of 33 studi"}