1. Institute of Endocrinology, Diabetes and Metabolism, Beilinson Hospital, Rabin Medical Center, Jabotinski Road 39, 49100 Petah Tikva, Israel
2. Sackler School of Medicine, Tel Aviv University, Chaim Lebanon 30, 6997801 Tel Aviv, Israel
3. Statistical Education Unit, The Academic College of Tel Aviv-Yaffo, Khever ha-Le’umim St 10, Tel Aviv-Yafo, Israel