1. External Quality Assurance Laboratory, Central Public Health of Laboratories CPHL, Ministry of Health, Cairo, 11613, Egypt
2. Department of Microbiology & Immunology, Faculty of Pharmacy, Ain Shams University, Cairo, 1566, Egypt
3. Microbiology & Immunology Department, Central Public Health, CPHL, Ministry of Health, Cairo, 11613, Egypt
4. Egypt Center for Research & Regenerative Medicine, ECRRM, Cairo, 11517, Egypt
5. Department of Clinical Laboratory Sciences, College of Applied Medical Sciences, King Khalid University, P.O. Box 61413, Abha, 9088, Saudi Arabia