1. Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden
2. Department of Neurology, Karolinska University Hospital, Stockholm, Sweden
3. Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
4. Clinical Neurochemistry Laboratory, Sahlgrenska University Hospital, Mölndal, Sweden
5. Department of Psychiatry and Neurochemistry, Institute of Neuroscience and Psychology, Sahlgrenska Academy, University of Gothenburg, Mölndal, Sweden
6. Department of Neurodegenerative Disease, UCL Institute of Neurology, Queen Square, London, UK
7. UK Dementia Research Institute at UCL, London, UK
8. Division of Affinity Proteomics, Department of Protein Science, KTH Royal Institute of Technology, Stockholm, Sweden
9. Unit of Integrative Epidemiology, Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden