title: Maintenance of certification: a rocky start to an important initiative.
authors.forename: David B
authors.initials: DB
authors.lastname: Hackney
mesh_terms: D002568:Certification; D002983:Clinical Competence; D004502:Education, Medical, Continuing; D009485:Neuroradiography; D011871:Radiology / Q000193:education*; D014481:United States