PT - JOURNAL ARTICLE AU - I S Choi TI - Spinal dural arteriovenous fistula: the role of PVA embolization. DP - 1992 May 01 TA - American Journal of Neuroradiology PG - 941--942 VI - 13 IP - 3 4099 - http://www.ajnr.org/content/13/3/941.short 4100 - http://www.ajnr.org/content/13/3/941.full SO - Am. J. Neuroradiol.1992 May 01; 13