1. Challenges with vaccination data hinder state and local immunization program efforts to combat COVID-19 Publication: Washington, D.C. : U.S. Department of Health and Human Services, Office of Inspector General, January 2023 Subject(s): COVID-19 -- prevention & controlCOVID-19 VaccinesData AccuracyData AnalysisGovernment RegulationImmunization ProgramsUnited States