1. Competition in prescription drug markets, 2017-2022 Author(s): Parasrampuria, Sonal, authorMurphy, Stephen J. (Stephen James), author Publication: Washington, D.C. : Office of the Assistant Secretary for Planning and Evaluation (ASPE), U.S. Department of Health and Human Services, December 2023 Subject(s): Drug Costs -- statistics & numerical dataDrug Costs -- trendsEconomic CompetitionDrug Industry -- economicsDrug Industry -- trendsPrescription Drugs -- economicsUnited States