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