1. Department of Health Systems Governance and Financing, World Health Organization , 20 Avenue Appia, Geneva 1211, Switzerland
2. Research Centre for Health Policy and Economics, Hitotsubashi Institute for Advanced Study, Hitotsubashi University , 2-1 Naka Kunitachi, Tokyo 186-8601, Japan
3. Department of Global Health and Development, London School of Hygiene and Tropical Medicine , 15-17 Tavistock Place, London WC1H 9SH, United Kingdom
4. Health Economics Research Unit, KEMRI-Wellcome Trust Research Programme , PO Box 43640-00100, Nairobi, Kenya
5. Health Policy Research Group, College of Medicine, University of Nigeria, Enugu Campus , Enugu 400001, Nigeria
6. Health Strategy and Policy Institute, Ministry of Health , 196 Alley, Ho Tung Mau, Cau Giay, Hanoi 100000, Vietnam
7. Morocco Country Office, World Health Organization , N3 Avenue Prince Sidi Mohamed, Suissi, Rabat 10000, Morocco
8. École Supérieure de Commerce de Tunis, Université de la Manouba , Tunis, Manouba 2010, Tunisia
9. Health Sciences Training and Research Unit, Department of Public Health, University Joseph Ki-Zerbo , 04 BP 8398, Ouagadougou 04, Burkina Faso
10. Center for Tropical Medicine and Global Health, Nuffield Department of Medicine, University of Oxford , Oxford 01540, United Kingdom