PMC:7405836 / 15911-15956 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T73505","span":{"begin":1,"end":4},"obj":"http://purl.obolibrary.org/obo/CLO_0001409"}],"text":" 528), while four substitutions are in the RB"}