1. Department of Clinical Laboratory Sciences College of Applied Medical Sciences King Khalid University Abha Saudi Arabia
2. Central Research Laboratory College of Applied Medical Sciences King Khalid University Abha Saudi Arabia
3. Department of Pathology College of Medicine King Khalid University Abha Saudi Arabia
4. Department of Surgery College of Medicine King Khalid University Abha Saudi Arabia
5. Department of Clinical Laboratory Sciences College of Applied Medical Sciences King Saud University Riyadh Saudi Arabia