1. Aging Research Center, NVS Department, Karolinska Institutet, Stockholm University, Sweden
2. Hospital Parc Sanitari Pere Virgili, Barcelona, Spain
3. RE-FiT Barcelona Research Group, Vall d’Hebrón Institute of Research, Spain
4. Department of Neurology, Ulm University Hospital, Germany
5. Division of Clinical geriatrics, NVS Department, Karolinska Institutet, Stockholm, Sweden
6. Department of Medicine, Institute of Gerontology and Geriatrics, University of Perugia, Italy
7. Department of Pharmacology, University of Oxford, Oxford, UK
8. Department of Nutrition, Institute of Basic Medical Sciences, University of Oslo, Norway
9. Department of Medicine, Universitat Autònoma de Barcelona, Spain
10. Stockholm Gerontology Research Center, Sweden