1. Division of Health Economics, Department of Clinical Sciences, Malmö University Hospital, Lund University, 20502 Malmö, Sweden
2. Health Economics & Management, Institute of Economic Research, Lund University, 22007 Lund, Sweden
3. Department of Health Management and Economics, School of Public Health, Tehran University of Medical Sciences, Tehran 141556447, Iran
4. School of Public Health, University of Sydney, Sydney, NSW 2006, Australia
5. Department of Economics, Lund University, 22363 Lund, Sweden
6. Department of Clinical Sciences, Malmö University Hospital, Lund University, 20502 Malmö, Sweden
7. Department of Medicine, Sahlgrenska University Hospital, University of Gothenburg, 41345 Göteborg, Sweden