P1477Predictors of future implantable cardioverter-defibrillators appropriate therapies in patients undergoing generator replacement: who still benefiting from implantable cardioverter-defibrillators?. (20th June 2017) - Madeira, M.; Antonio, N.; Costa, M.; Ventura, M.; Cristovao, J.; Nascimento, J.; Elvas, L.; Goncalves, L.; Pego, M.