Institution: | 1. The Heart Centre, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark;2. Department of Cardiology, Gentofte University Hospital, Hellerup, Denmark;3. Yale University School of Nursing, Orange, CT, USA;4. Centre for Health Services and Nursing Research, University of Leuven, Leuven, Belgium;5. Institute of Health and Care Science, University of Gothenburg, G?teborg, Sweden;6. Research Unit, Gentofte University Hospital, Hellerup, Denmark |