1. Department of Epidemiology and Preventive Medicine, School of Public Health, Sackler Faculty of Medicine, Tel Aviv University, Tel-Aviv, Israel
2. Israel Center for Disease Control, Ministry of Health, Israel
3. School of Public Health, Faculty of Social Welfare and Health Sciences, University of Haifa, Israel
4. The Sagol Neuroscience Center, Sheba Medical Center, Tel-Hashomer, Israel