1. Department of Pharmaceutics, Faculty of Pharmacy & Pharmaceutical Sciences, Kwame Nkrumah University of Science & Technology, Kumasi, Ghana
2. Department of Pharmaceutical Chemistry, Faculty of Pharmacy & Pharmaceutical Sciences, Kwame Nkrumah University of Science & Technology, Kumasi, Ghana
3. School of Science, University of Greenwich, Medway Campus, Kent, ME4 4TB, UK