This author has not been identified. Look up 'Essam Abdellatef' in GoogleThis author has not been identified. Look up 'Heba M. Emara' in GoogleThis author has not been identified. Look up 'Mohamed R. Shoaib' in GoogleThis author has not been identified. Look up 'Fatma E. Ibrahim' in GoogleThis author has not been identified. Look up 'Mohamed Elwekeil' in GoogleThis author has not been identified. Look up 'Walid El Shafai' in GoogleThis author has not been identified. Look up 'Taha E. Taha' in GoogleThis author has not been identified. Look up 'Adel S. El-Fishawy' in GoogleThis author has not been identified. Look up 'El-Sayed M. El-Rabaie' in GoogleThis author has not been identified. Look up 'Ibrahim M. Eldokany' in GoogleThis author has not been identified. Look up 'Fathi E. Abd El-Samie' in Google