1. Department of Cardiothoracic Anesthesia and Intensive Care; IRCCS Policlinico San Donato; San Donato Milanese (Milan) Italy
2. Department of Molecular and Clinical Medicine; Institute of Medicine; Sahlgrenska Academy; University of Gothenburg; Gothenburg Sweden
3. Department of Cardiothoracic Surgery; Sahlgrenska University Hospital; Gothenburg Sweden