Ami Schattner1,2, Jacob Gotler3,4. 1. Departments of Medicine, Kaplan Medical Center, Rehovot, Israel. amischatt@gmail.com. 2. The Faculty of Medicine, Hebrew University and Hadassah Medical School, Jerusalem, Israel. amischatt@gmail.com. 3. Departments of Medicine, Kaplan Medical Center, Rehovot, Israel. 4. The Faculty of Medicine, Hebrew University and Hadassah Medical School, Jerusalem, Israel.