1 All of the authors are with the Israel Association of Public Health Physicians, Israel Medical Association, Ramat Gan, Israel. Eran Kopel is also with the Department of Epidemiology and Preventive Medicine, School of Public Health, Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel. Nadav Davidovitch is also with the Department of Health Systems Management, Faculty of Health Sciences, Ben Gurion University of the Negev, Beer Sheva, Israel. Hagai Levine is also with the Hebrew University-Hadassah Braun School of Public Health and Community Medicine, Jerusalem, Israel.