1. Department of Internal Medicine, Hammurabi College of Medicine, University of Babylon, Babylon, Iraq
2. Teaching Hospital in Babylon City, Hammurabi College of Medicine, Babylon, Iraq
3. Department of Community Health Nursing, Faculty of Nursing, Babylon, Iraq
4. Department of Community Medicine, Hammurabi College of Medicine, University of Babylon, Babylon, Iraq
5. Department of Physiology, Hammurabi College of Medicine, University of Babylon, Babylon, Iraq