1. Department of Medical Parasitology, Faculty of Medicine, Cairo University, Cairo , Egypt
2. Department of Pathology, National Research Institute, Giza , Egypt
3. Department of Tropical Medicine, National Hepatology and Tropical Medicine Research Institute, Cairo , Egypt
4. Department of Community Medicine, National Research Centre, Cairo , Egypt
5. Biomedical Sciences (BSc), The University of Manchester, Manchester , UK
6. Department of Medical Microbiology, Faculty of Medicine, Cairo University, Cairo , Egypt
7. Department of Molecular Biology, Medical Research Centre, Faculty of Medicine, Ain Shams University, Cairo , Egypt