1. Medical & Scientific Relations, Alzheimer's AssociationChicagoILUSA
2. Independent Science WriterElversonPAUSA
3. Laboratory of NeuroimagingIRCCS Centro San Giovanni di Dio FatebenefratelliBresciaItaly
4. Northern California Institute of ResearchSan Francisco VA Medical CenterSan FranciscoCAUSA
5. Department of RadiologyUniversity of CaliforniaSan FranciscoCAUSA