PMC:7454258 / 1276-1426 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T74653","span":{"begin":11,"end":24},"obj":"http://purl.obolibrary.org/obo/OBI_0000245"}],"text":", advocacy organizations, and scientific societies; and held in-person or phone meetings with \u003e50 federal staff in executive and legislative roles, as"}