1) Part Time Senior Lecturer: Department of Medicine, School of  Medicine  and Dentistry, College of Health Sciences, Kwame Nkrumah  University of  Sciences and Technology, Kumasi, Ghana.

2) Former Senior Lecturer: Department of Medicine, School of Medicine and Dentistry, College of Health Sciences, Kwame Nkrumah University of Sciences and Technology, Kumasi, Ghana.

3) Lecturer: Department of Medicine, School of Medicine and Dentistry, College of Health Sciences, Kwame Nkrumah University of Sciences and Technology, Kumasi, Ghana.