1. Diabetes Unit, E. Wolfson Medical Center, Holon, Israel.
2. Epidemiology and Research Unit, E. Wolfson Medical Center, Holon, Israel.
3. Department of Nutrition, School of Health Sciences, Ariel University Center of Samaria, Ariel, Israel.
4. Internal Medicine Unit E, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel.
5. Institute of Biochemistry, Food Science, and Nutrition, Robert H. Smith Faculty of Agriculture, Food and Environment, The Hebrew University of Jerusalem, Rehovot, Israel.