1. Laboratory of Alzheimer's Neuroimaging & Epidemiology; Saint John of God Clinical Research Centre; Brescia Italy
2. Department of Physiology and Pharmacology; University of Rome ‘La Sapienza’; Rome Italy
3. IRCCS San Raffaele Pisana of Rome; Rome Italy
4. Department of Neuroscience; Mario Negri Institute for Pharmacological Research; Milan Italy
5. Department of Psychiatry and Clinical Psychobiology, Faculty of Medicine; University of Barcelona and Institut d'Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS); Barcelona Catalunya Spain
6. Aix-Marseille Université, INSERM; Marseille France
7. Service de Neurologie et Neuropsychologie; APHM Hôpital Timone Adultes; Marseille France
8. Clinica Neurologica; Università di Perugia, Ospedale Santa Maria della Misericordia; Perugia Italy
9. Department of Psychiatry and Psychotherapy, Faculty of Medicine; LVR-Hospital Essen, University of Duisburg-Essen; Essen Germany
10. Clinical Neurology, Department of Neurosciences, Rehabilitation, Ophthalmology and Maternal-Fetal Medicine; University of Genoa; Genoa Italy
11. Department of Psychiatry and Psychotherapy; University of Leipzig; Leipzig Germany
12. Center for Mind/Brain Sciences; University of Trento; Trento Italy
13. Department of Neurology; Alzheimer Centre, VU Medical Centre; Amsterdam the Netherlands
14. Department of Gerontology, Neurosciences & Orthopedics; Catholic University; Rome Italy
15. Alzheimer's Disease and Other Cognitive Disorders Unit; Hospital Clínic de Barcelona, and IDIBAPS; Barcelona Catalunya Spain
16. INSERM, Imagerie Cérébrale et Handicaps Neurologiques; Toulouse France
17. SDN Istituto di Ricerca Diagnostica e Nucleare; Naples Italy
18. Third Neurologic Clinic, Medical School; G. Papanikolaou Hospital, Aristotle University of Thessaloniki; Thessaloniki Greece
19. Department of Psychiatry and Psychotherapy; University Medical Center, Georg-August-University; Goettingen Germany
20. Neurosciences Therapeutic Area; GlaxoSmithKline R&D; Stevenage UK
21. University of Lille, Inserm, CHU Lille, U1171 - Degenerative and Vascular Cognitive Disorders; Lille France
22. Mediterranean Institute of Cognitive Neurosciences; Aix Marseille University; Marseille France
23. Memory Clinic and LANVIE - Laboratory of Neuroimaging of Aging; University Hospitals and University of Geneva; Geneva Switzerland