1. Healthcare Provision, Ministry of Health and the Fight Against Aids, Bujumbura, Burundi.
2. Department of Global Health, Graduate School of Public Health Yonsei University, Seoul, Korea.
3. Mo-im Kim Nursing Research Institute, College of Nursing, Yonsei University, Seoul, Korea.
4. Department of Public Health Nursing, School of Nursing and Midwifery, University of Health and Allied Sciences, Ho, Ghana.