Lund University - Skane University Hospital, Lund University - Skane University Hospital, Lund University - Department of Health Sciences, Lund University - Skane University Hospital, Lund University, Lund University, University of Copenhagen - Department of Cardiology, University of Amsterdam - Department of Intensive Care, University of Copenhagen - Department of Cardiology, Medical Center Leeuwarden, University of Gothenburg - Sahlgrenska Academy, Cardiff University - School of Medicine and Lund University - Skane University Hospital