Chueh JY, Vedantham S, Wakhloo AK, Carniato SL, Puri AS, Bzura C, Coffin S, Bogdanov AA, Gounis MJ. Aneurysm permeability following coil embolization: packing density and coil distribution. J Neurointerv Surg. 2015 Sep; 7(9):676-81.