RT Journal Article SR Electronic T1 Unusual MR and CT appearance of an epidermoid tumor. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 771 OP 772 VO 12 IS 4 A1 Gualdi, G F A1 Di Biasi, C A1 Trasimeni, G A1 Pingi, A A1 Vignati, A A1 Maira, G YR 1991 UL http://www.ajnr.org/content/12/4/771.abstract AB