1 Faculty of Pharmacy, University of Ibadan, Ibadan, Nigeria. E-mail: [email protected].
2 Department of Medical Microbiology and Parasitology, College of Health Sciences, Obafemi Awolowo University, Ile-Ife, Nigeria. E-mail: [email protected].
3 Department of Medical Microbiology, College of Health Sciences, University of Ghana, Accra, Ghana. E-mail: [email protected].