title: The ACR Computed Tomography Dose Index Registry: the 5 million examination update.
authors.affiliation: American College of Radiology, Reston, Virginia. Electronic address: mchatfield@acr.org.
authors.forename: Mythreyi
authors.initials: M
authors.lastname: Bhargavan-Chatfield
authors.forename: Richard L
authors.initials: RL
authors.lastname: Morin
mesh_terms: D006801:Humans; D011829:Radiation Dosage; D011834:Radiation Monitoring / Q000706:statistics & numerical data*; D012042:Registries / Q000706:statistics & numerical data*; D014057:Tomography, X-Ray Computed / Q000706:statistics & numerical data*; D014481:United States