1. Clalit Research Institute and Chief Physician’s Office, Clalit Health Services, Tel Aviv, Israel;
2. Department of Anesthesia, Rabin Medical Center, Beilinson Hospital, Petach Tikvah, Israel (affiliated with Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel);
3. Department of Preventive Medicine, Icahn School of Medicine at Mount Sinai, New York, NY, USA;
4. Department of Computer Science, Ben Gurion University, Be’er Sheva, Israel;
5. Department of Epidemiology, Ben Gurion University, Be’er Sheva, Israel