title: Credentialing versus performance--a new look at old problems.
mesh_terms: D002983:Clinical Competence; D003406:Credentialing / Q000379:methods*; D006801:Humans; D008504:Medical Staff Privileges / Q000639:trends*; D008505:Medical Staff, Hospital / Q000639:trends*; D011785:Quality Assurance, Health Care; D014481:United States