1. Department of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Al-Azhar University, Assiut, Egypt;
2. Department of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Al-Azhar University, Cairo, Egypt;
3. School of Pharmacy and Biomolecular Science, Liverpool John Moores University, Liverpool, UK;
4. Department of Industrial Pharmacy, Faculty of Pharmacy, Assiut University, Assiut, Egypt