1. Radboud University Medical Center, Donders Institute for Brain, Cognition and Behaviour, Department of Neurology, Nijmegen, The Netherlands; Groenhuysen Organisation, Roosendaal, the Netherlands
2. Radboud University Medical Center, Radboud Institute for Health Sciences, Scientici Center for Quality of Healthcare, Nijmegen, the Netherlands
3. Department of Neurology, Bronovo Medical Center, The Hague, The Netherlands
4. Interdisziplinäres Zentrum für Palliativmedizin und Klinik für Neurologie Universität München – Klinikum Großhadern, Munich, Germany. Institute of Nursing Science and -Practice, Paracelsus Medical University Salzburg, Austria
5. Department of Geriatric Medicine, University Hospital Essen, Essen, Germany
6. Instituto de Medicina Molecular Universidad di Lisboa, Lisbon, Portugal
7. Service de Neurologie, CHU de Bordeaux, Bordeaux, France and Univ. de Bordeaux, Institut des Maladies Neurodégénératives, CNRS, UMR 5293, Bordeaux, France
8. Department of Medicine, University of Otago, Christchurch, New Zealand and New Zealand Brain Research Institute, Christchurch, New Zealand
9. Department of Clinical Sciences, Division of Neurology, Lund University, Lund, Sweden
10. Coordinating Centre for Clinical Trials (KKS), Philipps-University Marburg, Marburg, Germany
11. Radboud University Medical Center, Donders Institute for Brain, Cognition and Behavior, Department of Neurology, Nijmegen, The Netherlands
12. Radboud University Medical Center, Department of Primary and Community Care, Nijmegen, The Netherlands; Joachim en Anna, Center for Specialized Geriatric Care, Nijmegen, The Netherlands
13. UCL Queen Square Institute of Neurology, University College London, Royal Free Campus, Rowland Hill Street, London, UK