Safety and efficacy of aneurysm treatment with the WEB: Results of the WEBCAST 2 Study by Pierot, L, Gubucz, I, Buhk, J, Holtmannspötter, M, Herbreteau, D, Stockx, L, Spelle, L, Berkefeld, J, Januel, A, Molyneux, A, Byrne, J, Fiehler, J, Szikora, I, Barreau, X