Peck, Laura, Daniel Litwok, and Douglas Walton (2022). Health Profession Opportunity Grants (HPOG 1.0) impact study: Six-year impacts report, OPRE Report #2022-45, Washington, DC: Office of Planning, Research, and Evaluation, Administration for Children and Families, U.S. Department of Health and Human Services. Available at https://www.acf.hhs.gov/sites/default/files/documents/opre/hpog-impact-study-six-year-impacts-report-feb-2022.pdf