1. Department of Physical Sciences, Landmark University, Omu-Aran, Nigeria
2. Department of Chemistry, University of Ilorin, Ilorin, Nigeria
3. Department of Chemistry, Federal University of Technology, Akure, Nigeria
4. School of Nursing, University of Connecticut, Storrs, CT, USA
5. Department of Biological Sciences, Afe Babalola University, Ado-Ekiti, Nigeria
6. Department of Chemistry, University of South Africa, Pretoria, South Africa