Retreatment of previously embolized cerebral aneurysms: the risk of further coil embolization does not negate the advantage of the initial embolization - Renowden, S AKP; Koumellis, P; Benes, V; Mukonoweshuro, W; Molyneux, A J; McConachie, N S (AJNR Am J Neuroradiol, 2008)