1. Health care providers: key trusted messengers about vaccines for older African American/Black adults : 2020 AARP vaccine survey of adults ages 50 and older Publication: [Washington, DC] : AARP, March 2021 Subject(s): Attitude to Health -- ethnologyBlacksCOVID-19 VaccinesPhysician-Patient RelationsVaccination HesitancyAgedHealth Care SurveysMiddle AgedTrustUnited States