1. From the Department of Cardiology, Antwerp University Hospital, Edegem, Belgium (V.V.C.); University of Antwerp, Antwerp, Belgium (V.V.C.); Department of Research and Education, CIRO+, Center of Expertise for Chronic Organ Failure, Horn, the Netherlands (M.A.S.); REVAL–Rehabilitation Research Center, BIOMED–Biomedical Research Institute, Faculty of Medicine and Life Sciences, Hasselt University, Diepenbeek, Belgium (M.A.S.); Karolinska Institutet, Department of Cardiology, Karolinska University...