| Institution: | 1. Department of Surgery, Oulu University Hospital, Oulu, Finland;3. Department of Internal Medicine, Oulu University Hospital, Oulu, Finland;2. Department of Cardiothoracic Surgery, Landspitali University Hospital, Reykjavík, Iceland;4. Department of Cardiothoracic Surgery, Sahlgrenska University Hospital, Göteborg, Sweden;5. Cardiac Surgery Unit, Azienda Ospedaliero Universitaria (A.O.U.) Policlinico-Vittorio Emanuele, University of Catania, Catania, Italy;6. Heart Center, Turku University Hospital and University of Turku, Turku, Finland;g Department of Anesthesiology, Vaasa Central Hospital, Vaasa, Finland;h Department of Surgery, Vaasa Central Hospital, Vaasa, Finland;i Department of Internal Medicine, Vaasa Central Hospital, Vaasa, Finland;j Division of Cardiac Surgery, University of Verona Medical School, Verona, Italy;k Division of Cardiology, Department of Medicine, University of Verona Medical School, Verona, Italy;l Department of Cardiology, Faculty of Medicine, University of Iceland, Reykjavík, Iceland;m Heart Center, Satakunta Central Hospital, Pori, Finland;n Heart Center, Tampere University Hospital, Tampere, Finland;o Department of Cardiothoracic and Respiratory Sciences, V. Monaldi Hospital, Naples, Italy |
