1. Wolfson Centre for Age-Related Diseases, King's College, London, UK
2. Westmoreland Neurology, Greensburg, Pennsylvania, USA
3. Department of Neurology, Radiology and Alzheimer Center, VU University Medical Center, Amsterdam, The Netherlands
4. Clinical Pharmacogenetics, Novartis Pharmaceuticals Corporation, Cambridge, MA, USA
5. Department of Radiology and Image Analysis Center, VU University Medical Center, Amsterdam, The Netherlands
6. Novartis Pharmaceuticals Corporation, East Hanover, New Jersey, USA
7. Novartis Pharma AG, Basel, Switzerland