P4506Outcome of patients with heart failure and mid-range ejection fraction after transcatheter aortic valve implantation (TAVI). (28th August 2018) - Fischer-Rasokat, U; Renker, M; Liebetrau, C; Van Linden, A; Arsalan, M; Weferling, M; Rolf, A; Moellmann, H; Doss, M; Walther, T; Hamm, C W; Kim, W K