1. Lambussie Polyclinic, Ghana Health Service, Upper West Region
2. Ghana Health Service Post Office
3. University of British Columbia
4. Nursing Training College
5. University of Heidelberg
6. Department of Advanced Nursing, School of Nursing and Midwifery, University for Development Studies, Northern Region, Tamale
7. Department of Preventive health Nursing, School of Nursing and Midwifery, University for Development Studies, Northern Region, Tamale.