1. Centre for Development of Best Practices in Health, Central Hospital Yaoundé, University of Yaoundé 1, Avenue H Dunant, Messa, Cameroon,
2. Clinical Epidemiology Unit, Makerere University College of Health Sciences, Kampala, Uganda,
3. Department of Health Research Methods, Evidence and Impact, McMaster Health Forum, Centre for Health Economics and Policy Analysis, McMaster University, Hamilton, ON L8S 4L6, Canada,
4. Department of Political Science, McMaster University, 1280 Main Street West, MML-417, Hamilton, ON L8S 4L6, Canada and
5. Departments of Learning, Informatics, Management, Ethics and Public Health Sciences, Karolinska Institutet, Tomtebodavägen 18A, Stockholm SE 171 77, Sweden