RT Journal Article SR Electronic T1 Practical Differential Diagnosis in CT and MRI JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology DO 10.3174/ajnr.A1387 YR 2008 UL http://www.ajnr.org/content/early/2008/12/26/ajnr.A1387.abstract AB