1. Department of Psychiatry and Psychotherapy, Universitätsklinikum Erlangen, and Friedrich-Alexander Universität Erlangen-Nürnberg, Erlangen, Germany
2. Department of Neurosurgery, Universitätsklinikum Erlangen, and Friedrich-Alexander Universität Erlangen-Nürnberg, Erlangen, Germany
3. Integrated BioBank of Luxembourg, Luxembourg
4. Clinical Neurochemistry Laboratory, Institute of Neuroscience and Physiology, Department of Psychiatry and Neurochemistry, the Sahlgrenska Academy at the University of Gothenburg, Mölndal, Sweden
5. Department of Molecular Neuroscience, UCL Institute of Neurology, Queen Square, London, UK
6. Reference Center for Biological Markers of Dementia (BIODEM), Institute Born-Bunge, University of Antwerp, Antwerp, and Department of Neurology and Memory Clinic, Hospital Network Antwerp (ZNA) Middelheim and Hoge Beuken, Antwerp, Belgium
7. Department of Neurodegeneration Diagnostics, Medical University of Białystok, and Department of Biochemical Diagnostics, University Hospital of Białystok, Białystok, Poland
8. Department of Neurodegenerative Disorders, Mossakowski Medical Research Centre Polish Academy of Sciences, Warsaw, Poland
9. Neurochemistry Laboratory and Biobank, Department of Clinical Chemistry, Neuroscience Campus Amsterdam, VU University Medical Center, Amsterdam, The Netherlands
10. Paracelsus-Elena-Klinik, Kassel and University Medical Center Göttingen, Institute of Neuropathology and Department of Neurosurgery, Germany
11. Laboratory of Clinical Neurochemistry, Department of Medicine, Section of Neurology, University of Perugia, Perugia, Italy
12. Alzheimer’s Disease and Other Cognitive Disorders Unit, Hospital Clinic, IDIBAPS, Barcelona, Spain
13. Hospices Civils de Lyon, Groupement Hospitalier Est, Biochemistry Department, Neurochemistry unit; Lyon University, Lyon Neuroscience Research Center, INSERM U1028, CNRS UMR 5292, BioRaN Team, France
14. Department of Neurology, Donders Institute for Brain, Cognition and Behaviour Neurochemistry Lab – Translational Metabolic Laboratory, Dept. of Laboratory Medicine, Radboud University Medical Center, Nijmegen, The Netherlands
15. Geriatriska kliniken, Karolinska Universitetssjukhuset, Huddinge, Stockholm, Sweden
16. German Center for Neurodegenerative Diseases (DZNE) e.V., Clinical Neuroscience and Biomarkers, and University Clinic Bonn, Clinic and Polyclinic for Neurology, Bonn, Germany
17. Department of Autoimmunology and Biomarkers, Statens Serum Institut, Copenhagen, Denmark
18. Department of Neurology, University of Eastern Finland and Kuopio University Hospital, Kuopio, Finland
19. Department of Geriatric Psychiatry, Central Institute of Mental Health, Medical Faculty Mannheim, University of Heidelberg, Germany
20. Centre for Studies in Alzheimer’s disease Prevention, Douglas Mental Health University Institute, LaSalle, Verdun, PQ, Canada
21. Medical Gerontology, School of Medicine, Trinity College Dublin, Dublin, Ireland
22. Institute of Neuroimmunology, Slovak Academy of Sciences, Bratislava, Slovakia
23. IRCCS-Santa Lucia Foundation, Rome, and Department of Experimental Medicine and Surgery, University of Rome “Tor Vergata”, Rome, Italy
24. Neuropathology Laboratory, Neurological Institute C. Besta, Milan, Italy
25. Neurochemistry Laboratory, Faculty of Medicine, CHUC– Coimbra University Hospital, CNC, CNC. IBILI-Center for Neuroscience and Cell Biology, University of Coimbra, Coimbra, Portugal
26. Centre des Maladies Cognitives et Comportementales (IM2A), Institut du Cerveau et de la Moelle épinière (ICM), UMR-S975, Université Pierre et Marie Curie- Paris, AP-HP, Hôpital de la Salpêtrière, Paris, France
27. Laboratory for CSF diagnostics, Department of Neurology, University Medical Centre, Ljubljana, Slovenia
28. Laboratoire de Biochimie et de Protéomique Clinique - Institut de Médecine Régénérative et Biothérapies, Centre Hospitalier Universitaire de Montpellier, Montpellier, France
29. Multidiciplinary Laboratory Medicine and Medical Biochemistry, Division of Diagnostics and Technology, Akershus University Hospital, Lørenskog, Norway
30. Department of Psychiatry and Psychotherapy, University Medical Center (UMG), Georg-August University, Göttingen, Germany
31. 3rd Department of Neurology, Aristotle University of Thessaloniki, Thessaloniki, Greece
32. Karolinska Institutet, Dept NVS, Center for Alzheimer Research, Division of Neurogeriatrics, Huddinge, Sweden