title: Unclear value of positional MR angiography in evaluating cerebral venous outflow hemodynamics.
authors.forename: K
authors.initials: K
authors.lastname: Dolic
authors.forename: K
authors.initials: K
authors.lastname: Marr
authors.forename: R
authors.initials: R
authors.lastname: Zivadinov
mesh_terms: D002550:Cerebral Veins; D002560:Cerebrovascular Circulation; D005260:Female; D006439:Hemodynamics; D006801:Humans; D018810:Magnetic Resonance Angiography / Q000379:methods*; D008297:Male