1. Service de Neuro-Radiologie, Centre Hospitalier Universitaire Toulouse - Purpan, Hôpital Pierre Paul Riquet, Toulouse, France
2. BioClinica, Lyon, France; Newtown, PA, USA
3. Institut de Recherches Internationales Servier, Suresnes, France
4. Gerontopôle, Alzheimer’s Research and Clinical Center, CHU Toulouse, CMRR Midi-Pyrénées, France