PMC:7454258 / 20189-20285 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T73937","span":{"begin":66,"end":67},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"federal staff in executive and legislative roles, as well as with a variety of extramural resear"}