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 SP e63 OP e63 DO 10.3174/ajnr.A1387 VO 30 IS 4 YR 2009 UL http://www.ajnr.org/content/30/4/e63.abstract AB