title: Cerebral and cervical venous outflow abnormalities are dynamic.
authors.forename: Ellen
authors.initials: E
authors.lastname: Marder
authors.forename: Pramod
authors.initials: P
authors.lastname: Gupta
authors.forename: Michael
authors.initials: M
authors.lastname: Ragland
authors.forename: Olaf
authors.initials: O
authors.lastname: Stüve
mesh_terms: D001783:Blood Flow Velocity / Q000502:physiology; D002550:Cerebral Veins / Q000503:physiopathology*; D002560:Cerebrovascular Circulation; D006801:Humans; D009103:Multiple Sclerosis / Q000473:pathology* / Q000503:physiopathology