Intra-aneurysmal hemodynamic alterations by a self-expandable intracranial stent and flow diversion stent: high intra-aneurysmal pressure remains regardless of flow velocity reduction - Shobayashi, Y; Tateshima, S; Kakizaki, R; Sudo, R; Tanishita, K; Viñuela, F (J Neurointerv Surg, 2013)