Document Type : Original Article
Authors
1 Department of Microbiology and Immunology, Faculty of Pharmacy, Assiut University, Assiut, Egypt
2 Department of Medical Microbiology and Immunology, Faculty of Medicine, Assiut University, Assiut, Egypt
3 Department of Tropical medicine and Gastroenterology, Faculty of Medicine, Assiut University, Assiut, Egypt
Abstract