1. Innogenetics NV (now part of Fujirebio)GhentBelgium
2. Department of Psychiatry, Psychotherapy and Addiction Medicine, Kliniken Essen‐Mitte University of Duisburg‐EssenEssenGermany
3. Department of Neurology and Memory Clinic, Middelheim and Hoge BeukenHospital Network Antwerp (ZNA)AntwerpBelgium
4. Reference Centre for Biological Markers of Dementia (BIODEM) Institute Born‐Bunge, University of AntwerpAntwerpBelgium
5. Department of Psychiatry and Psychotherapy Universitätsklinikum ErlangenErlangenGermany
6. Alzheimer's Disease and Other Cognitive Disorders Unit Hospital Clinic i UniversitariBarcelonaSpain
7. Section of Neurology, Centre for Memory Disturbances University of PerugiaPerugiaItaly
8. Centre for Memory Resources and Research (CMRR) Neurobiology Laboratory, GHE, Hôpitaux de Lyon LyonFrance
9. Centre de Recherche en Neurosciences de Lyon (équipe BioRaN) Université Lyon1 ‐ CNRS UMR5292 ‐ INSERM U1028LyonFrance
10. Department of Pathology and Laboratory Medicine, Perelman Medical CenterUniversity of PennsylvaniaPhiladelphiaPAUSA
11. Neurology Laboratory Clinical ChemistryVU University Medical CenterAmsterdamThe Netherlands
12. Department of Psychiatry and Neurochemistry, Clinical Neurochemistry LaboratoryInstitute of Neuroscience and Physiology, The Sahlgrenska Academy, University of GothenburgMölndalSweden