W Abraham has disclosed that he has received grant/research support and consultant to BIOTRONIK, Boston Scientific, Medtronic, St Jude Medical, and Cardiomems.

R Berger has disclosed that he has received grant/research support from Medtronic, St Jude Medical, and Boston Scientific; Consultant to Boston Scientific.

MR Costanzo has disclosed that she has received research support from St Jude Medical, Paracor Medical, CardioMems; Honoraria from CHF Solutions, St Jude Medical, Gilead; Consultant to CHF Solutions, Medtronic, St Jude Medical.

C Linde has disclosed that she has received research and grant support from Medtronic, Sweden Heart and Lung Foundation; consultant to Medtronic, St Jude Medical.

F McAlister has disclosed support from the Canadian Institutes of Health Research, the Heart and Stroke Foundation of Alberta, and the Alberta Heritage Foundation for Medical Research; speaker fee from St Jude Medical for this presentation.

F Ruschitzka has disclosed industry relationships with Aventis, Bayer, BIOTRONIK, Cardiorentis, Merck & Company, Novartis, Pfizer, Roche, St Jude Medical.

W Tang has disclosed industry relationships with Medtronic, Merck & Company, Abbott Laboratories, St Jude Medical

C Yu has disclosed that he has received consulting work and research grant support from Medtronic, Boston Scientific, St Jude Medical.