TY - JOUR T1 - Prevalence of arachnoid granulations as detected with CT venography of the dural sinuses. JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - 993 LP - 994 VL - 18 IS - 5 AU - S O Casey AU - R Ozsvath AU - J S Choi Y1 - 1997/05/01 UR - http://www.ajnr.org/content/18/5/993.2.abstract ER -