PMC:7195088 / 40910-40953 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T230","span":{"begin":21,"end":22},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"ent of two points on a seven-category ordin"}