1. Ministry of Health, Israel Center for Disease Control (ICDC), Ramat Gan, Israel;
2. Biostatistics Unit Gertner Institute for Epidemiology and Health Policy Research, Ramat Gan, Israel;
3. Department of Industrial Engineering and Management, Ben Gurion University of the Negev, Be'er-Sheva, Israel
4. Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel