1. Tropical Health Department, High Institute of Public Health, Alexandria University, Alexandria 21561, Egypt
2. Alexandria Faculty of Medicine, Alexandria University, Alexandria 21561, Egypt
3. Family Health Department, High Institute of Public Health, Alexandria University, Alexandria 21561, Egypt
4. Health Administration and Behavioral Sciences Department, High Institute of Public Health, Alexandria University, Alexandria 21561, Egypt
5. Pharmaceutical Division, Ministry of Health and Population, Faiyum City 63723, Egypt
6. Medical-Surgical Nursing, Faculty of Nursing, Cairo University, Cairo 11562, Egypt
7. Icahn School of Medicine at Mount Sinai, Elmhurst, NY 11373, USA
8. Department of Pathology, Faculty of Veterinary Medicine, Alexandria University, Alexandria 21561, Egypt
9. College of Medicine, King Khalid University, Abha 61421, Saudi Arabia
10. Clinical Research Administration, Alexandria Directorate of Health Affairs, Alexandria 21561, Egypt
11. Egyptian Ministry of Health and Population, Cairo 11562, Egypt
12. Master of Medical Science in Clinical Investigation, Harvard Medical School, Boston, MA 02115, USA