Re-evaluation of some diagnostic tools of Typhoid fever in children. Al Azhar journal of pediatrics, 3 Detection of circulating Antigens in children with active schistosoma Haematobium Infection. Al Azhar journal of pediatrics, Fasciola IgG isotypes in children and adolescents with Fascioliasis. Benha Medical Journal, 16 Oxidant stress in chronic liver disease in children. The Medical journal of Cairo university, 66 Intercellular Adhesion Molecule-1 (S.ICAM-1) in children with Rheumatic fever. Tanta Medical journal Serum Calcium in Birth Asphyxia. Tanta Medical journal study of bone age and serum osteacalcin in congential heart disease. The medical journal of Cairo university, 63 (1), (Suppl.): 205-210 Measles Antibody Titer in Egyptian school age children; Vaccine failure and the need for Booster dose. The medical journal of Cairo university, 61 (1): 161-173 : Risk of Bacteremia and Fungemia in Children with Acute Lymphoblastic Leukemia and Febrile Neutropenia. Journal of Arab Child. Journal of Arab Child Body mass index as an assessment tool for overweight and obesity in school children in El-Qualubia Governorate.Journal of American Science,7 (8):240 – 250