1. Applied Health Technology, Department of Health, Blekinge Institute of Technology (BTH), Karlskrona, Sweden
2. Health Economics Unit, Department of Clinical Sciences (Malmö), Lund University, Lund, Sweden
3. Department of Industrial Economics, Blekinge Institute of Technology (BTH), Karlskrona, Sweden
4. Department of Health Sciences, Skövde University, Skövde, Sweden