RT Journal Article SR Electronic T1 Inconsistencies between Radiologic and Cadaveric Studies of the Occipital Sinus JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E27 OP E27 DO 10.3174/ajnr.A6977 VO 42 IS 4 A1 Naci Balak YR 2021 UL http://www.ajnr.org/content/42/4/E27.abstract AB