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 G F Gualdi A1 C Di Biasi A1 G Trasimeni A1 A Pingi A1 A Vignati A1 G Maira YR 1991 UL http://www.ajnr.org/content/12/4/771.abstract AB