Views^W contrast IA:Find:Pt:Head+Neck>Vertebral artery.unilateral:Doc:RF.angio
views^w contrast ia:find:pt:head+neck>vertebral artery.unilateral:doc:rf.angio
Views^W contrast Intra-arterial:Finding:To identify measures at a point in time:Head+Neck>Vertebral artery.unilateral:Document:Radiofluoroscopy.angio
views^w contrast intra-arterial:finding:to identify measures at a point in time:head+neck>vertebral artery.unilateral:document:radiofluoroscopy.angio