1. Health Economics Laboratory, Department of Community Health Sciences, Max Rady College of Medicine, Rady Faculty of Health Sciences, 771 McDermot Avenue, University of Manitoba , Winnipeg, MB R3E 0T6, Canada
2. Health Economics Unit, School of Public Health and Family Medicine, Health Sciences Faculty, University of Cape Town , Anzio Road, Observatory 7925, South Africa
3. Partnership for Economic Policy, Duduville Campus , Kasarani, Nairobi 00621, Kenya
4. Health Systems Strengthening Division, World Health Organization Country Office-India , RK Khanna Tennis Stadium, Africa Avenue, New Delhi 110029, India