Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel. Department of Internal Medicine A, Kaplan Medical Center, Rehovot, Israel. Department of Internal Medicine F, Edith Wolfson Medical Center, Holon, Israel. Department of Internal Medicine B, Rambam Health Care Campus, Haifa, Israel. Department of Internal Medicine A, Edith Wolfson Medical Center, Holon, Israel. Department of Nutrition Sciences, Ariel University, Ariel, Israel. Department of Internal Medicine A, Yoseftal Hospital, Eilat, Israel.