1. Faculty of Science, Department of Chemistry, Delta State University of Science and Technology, Ozoro, Nigeria
2. College of Sciences, Department of Chemistry, Al-Nahrain University, Baghdad, Iraq
3. Faculty of Science, Department of Petroleum Chemistry, Delta State University of Science and Technology, Ozoro, Nigeria
4. Faculty of Science, Department of Biotechnology, Delta State University, Abraka, Nigeria
5. Faculty of Environmental Sciences, Department of Urban and Regional Planning, Delta State University
6. Faculty of Health Sciences, Department of Nursing, Cyprus International University, Nicosia, Turkey