1. Ace Alzheimer Center Barcelona ‐ Universitat Internacional de Catalunya Barcelona Spain
2. Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (CIBERNED) Instituto de Salud Carlos III Madrid Spain
3. Apheresis Care Group and Fresenius Medical Care San Francisco California USA
4. Nephrology Service Hospital General Universitario Gregorio Marañón Madrid Spain
5. Departments of Neurology and Psychiatry University of Pittsburgh School of Medicine Pittsburgh Pennsylvania USA
6. Alzheimer's Research Group, Grifols Barcelona Spain
7. Neurology Service Hospital General Universitario Gregorio Marañón Madrid Spain
8. Memory Disorders Clinic, HM Hospitales Madrid Spain
9. American Red Cross Southern Blood Services Region Atlanta Georgia USA
10. Medical Department Banc de Sang i Teixits Barcelona Spain
11. Department of Pathology and Laboratory Medicine Dartmouth Hitchcock Medical Center Lebanon New Hampshire USA