1. Department of Pharmacy, Quaid-i-Azam University, Islamabad, Pakistan
2. Department of Pharmaceutics, Faculty of Pharmacy, Gomal University, D.I.Khan, Pakistan
3. Department of Pharmaceutics, Faculty of Pharmaceutical Sciences, Government College University Faisalabad, Faisalabad, Pakistan
4. Discipline of Clinical Pharmacy, School of Pharmaceutical Sciences, Universiti Sains Malaysia, Penang, Malaysia