1 Department of Community Health Sciences, Max Rady College of Medicine, Rady Faculty of Health Sciences, University of Manitoba, Winnipeg, MB, Canada.
2 African Health Economics and Policy Association, Accra, Ghana.
3 Health Economics Unit, School of Public Health, Health Sciences Faculty, University of Cape Town, Cape Town, South Africa.
4 Department of Economics, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana.
5 Universal Health Coverage and Life Course Cluster, World Health Organization, Brazzaville, Congo.
6 Centre for Health Professions Education, Faculty of Health Sciences, North-West University, Potchefstroom, South Africa.