1. Immunology Unit, Pathology Department, College of Medicine, King Saud University, Riyadh 12372, Saudi Arabia
2. Infectious Disease Unit, Department of Medicine, College of Medicine, King Saud University, Riyadh 12372, Saudi Arabia
3. Medical Microbiology Unit, Department of Pathology, College of Medicine, King Saud University, Riyadh 12372, Saudi Arabia
4. College of Medicine, King Saud University, Riyadh 12372, Saudi Arabia
5. Department of Biochemistry, College of Science, King Saud University, Riyadh 12372, Saudi Arabia
6. Faculty of Engineering and Science, University of Greenwich, Central Avenue, Chatham Maritime, Kent ME4 4TB, UK
7. Forensic Medicine Unit, Department of Pathology, College of Medicine, King Saud University, Riyadh 12372, Saudi Arabia