P459Effects and safety of beta-blocker withdrawal among patients undergoing transcatheter aortic valve Replacement. (19th March 2018) - Younis, A; Orvin, K O; Nof, E N; Barabash, IMB; Guetta, V G; Segev, A S; Fefer, P F; Berkovitch, A B; Kornowski, R K; Beinart, R B