RT Journal Article SR Electronic T1 Regarding “Measured Head CT/CTA Skin Dose and Intensive Care Unit Patient Cumulative Exposure” JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A5234 A1 I. Ikuta A1 A. Mustafa A1 M.H. Johnson YR 2017 UL http://www.ajnr.org/content/early/2017/05/25/ajnr.A5234.abstract AB