title: Outcomes research in the Medicare drug benefit.
authors.forename: Pete
authors.initials: P
authors.lastname: Penna
mesh_terms: D006279:Health Maintenance Organizations / Q000458:organization & administration; D006302:Health Services Research; D007356:Insurance, Pharmaceutical Services / Q000331:legislation & jurisprudence*; D006278:Medicare / Q000331:legislation & jurisprudence* / Q000458:organization & administration; D017063:Outcome Assessment, Health Care; D014481:United States