1. Department of Epidemiology and Preventive Medicine, School of Public Health, Tel Aviv University, Ramat Aviv, Tel Aviv, Israel
2. Sackler Faculty of Medicine, Tel Aviv University, Ramat Aviv, Tel Aviv, Israel
3. Memory Clinic, Sheba Medical Center, Tel Hashomer, Ramat Gan, Israel
4. Geriatric Medical Division, Meuchedet Health Maintenance Organization, Israel