P4621Impact of fractional flow reserve on clinical management strategies in patients with heart failure and reduced ejection fraction. (28th August 2018) - Di Gioia, G; Pellicano, M; Bartunek, J; Xaplanteris, P; Colaiori, I; Fournier, S; Fiordelisi, A; Vanderheyden, M; De Bruyne, B; Barbato, E