title: Is it time to retire the CTDI for CT quality assurance and dose optimization?
authors.forename: David J
authors.initials: DJ
authors.lastname: Brenner
mesh_terms: D006801:Humans; D011785:Quality Assurance, Health Care / Q000379:methods*; D011857:Radiographic Image Interpretation, Computer-Assisted / Q000379:methods*; D011874:Radiometry / Q000379:methods*; D011879:Radiotherapy Dosage; D011880:Radiotherapy Planning, Computer-Assisted / Q000379:methods*; D011881:Radiotherapy, Computer-Assisted / Q000379:methods*; D014057:Tomography, X-Ray Computed / Q000379:methods*