This author has not been identified. Look up 'Esam Othman' in GoogleThis author has not been identified. Look up 'Muhammad Mahmoud' in GoogleThis author has not been identified. It may be one of the following persons: Look up 'Habib Dhahri' in GoogleThis author has not been identified. Look up 'Hatem Abdul-Kader' in GoogleThis author has not been identified. Look up 'Awais Mahmood' in GoogleThis author has not been identified. Look up 'Mina Ibrahim' in Google