RT Journal Article SR Electronic T1 Simultaneous occurrence of epidermoid and dermoid cysts in the posterior fossa: CT and MR findings. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1257 OP 1258 VO 11 IS 6 A1 Wilms, G A1 Plets, C A1 Marchal, G A1 Demaerel, P YR 1990 UL http://www.ajnr.org/content/11/6/1257.abstract AB