Department of Cardiology, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands. Department of Cardiology, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands. Electronic address: a.a.voors@umcg.nl. Innovative Clinical Trials, Department of Cardiology & Pneumology, University Medical Center Göttingen, Göttingen, Germany. National Heart & Lung Institute, Royal Brompton & Harefield hospitals, Imperial College, London, UK. University of Bergen, Bergen, Norway; University of Stavanger, Stavanger, Norway. National and Kapodistrian University of Athens, School of Medicine, Department of Cardiology, Heart Failure Unit, Athens University Hospital Attikon, Athens, Greece. Division of Molecular and Clinical Medicine, University of Dundee, Ninewells Hospital & Medical School, Dundee, UK. Institute of Cardiology, Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, University of Brescia, Italy. Department of Nephrology, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands. Department of Cardiovascular Sciences, University of Leicester, Glenfield Hospital, Leicester, UK; NIHR Leicester Cardiovascular Biomedical Research Unit, Glenfield Hospital, Leicester LE3 9QP, UK. Department of Epidemiology, Biostatistics & Bioinformatics, Academic Medical Centre, Amsterdam, The Netherlands. Department of Heart Diseases, Wroclaw Medical University, Poland and Cardiology Department, Military Hospital, Wroclaw, Poland. Inserm CIC1433, Université de Lorrain, CHU de Nancy, Nancy, France.