title: Back to the future: the crucial role of clinical registries in the era of randomized controlled trials for identifying the optimal medical therapy of heart failure.
authors.affiliation: Department of Cardiovascular Sciences, Department 'Attilio Reale', Sapienza University, Via Tommaso Inghirami 85, Rome 00179, Italy f.pelliccia@mclink.it.
authors.forename: Francesco
authors.initials: F
authors.lastname: Pelliccia
authors.affiliation: Cardiovascular and Cell Sciences Research Institute, St. George's University of London, London, UK IRCCS San Raffaele Pisana, Rome, Italy.
authors.forename: Giuseppe M C
authors.initials: GM
authors.lastname: Rosano