RT Journal Article SR Electronic T1 Development of sigmoid dural arteriovenous fistulas after transvenous embolization of cavernous dural arteriovenous fistulas. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1106 OP 1108 VO 14 IS 5 A1 K Yamashita A1 W Taki A1 I Nakahara A1 S Nishi A1 A Sadato A1 H Kikuchi YR 1993 UL http://www.ajnr.org/content/14/5/1106.abstract AB