Ann Cardiothorac Surg 2015 Mar;4(2):131-9
1 Cardiac Surgery Department, Sant'Orsola Malpighi Hospital, University of Bologna, Italy ; 2 The Collaborative Research (CORE) Group, Macquarie University, Sydney, Australia ; 3 Montreal Heart Institute, Montréal, Canada ; 4 Hopital Universitaire de Berne, Berne, Switzerland ; 5 University Hospital Graz, Graz, Austria ; 6 European Medical School Oldenburg-Groningen, Klinikum Oldenburg, Germany ; 7 Cardiovascular Center, Paracelsus Medical University, Nuremberg, Germany ; 8 Centre Hospitalier Universitaire de Nancy, Université de Lorraine, Nancy, France ; 9 University Medical Center Ljubljana, Ljubljana, Slovenia ; 10 Istituto Clinico Sant'Ambrogio, Clinical & Research Hospitals IRCCS Gruppo San Donato, Milan, Italy ; 11 Hannover Medical School, Hannover, Germany ; 12 University of Leipzig, Leipzig, Germany ; 13 Pasquinucci Heart Hospital, Massa, Italy ; 14 Cardiovascular Surgery Unit, St-Etienne University Hospital; 15 Milan Institute, Monzino, Italy ; 16 Salus Hospital, GVM Care & Research, Reggio Emilia, Italy ; 17 Trillium Health Center, Mississauga, Canada ; 18 Freeman Hospital, Cardiothoracic Centre, Newcastle, UK ; 19 Hopital de la Timone, Marsielle, France ; 20 Dresden Heart Center, Department of cardiac surgery, Dresden University Hospital, Dresden, Germany ; 21 Medical University Vienna, Vienna, Austria ; 22 Gasthuisberg, Cardiale Heelkunde, Leuven, Belgium ; 23 Ferrarotto Hospital, University of Catania, Catania, Italy ; 24 New Brunswick Heart Centre, Saint John, Canada ; 25 University Hospital Cologne, Cologne, Germany ; 26 Southlake Regional Health Centre, Ontario, Canada ; 27 Poliambulanza Foundation Hospital, Brescia, Italy.