RT Journal Article SR Electronic T1 The So-Called Cranial Dural Channels and Their Relationship with the Bridging Veins JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP E29 OP E30 DO 10.3174/ajnr.A6972 VO 42 IS 4 A1 Baltsavias, Gerasimos A1 Paterno, Vincenzo A1 Lanfermann, Heinrich YR 2021 UL http://www.ajnr.org/content/42/4/E29.abstract AB