1. Research Unit for General Practice and Section of General Practice, Department of Public Health, University of Copenhagen, Copenhagen, Denmark
2. Copenhagen Wound Healing Centre, Bispebjerg University Hospital, Copenhagen, Denmark
3. Division of Endocrinology, Department of Internal Medicine and Research School CAPHRI, Maastricht University Medical Centre, Maastricht, the Netherlands
4. Department of Endocrinology, University of Malmö, Malmö, Sweden
5. Diabetes Centre, Tameside General Hospital, Ashton-under-Lyne, United Kingdom
6. Sezione Dipartimentale Piede Diabetico, Dipartimento di Area Medica, Azienda Ospedaliero-Universitaria Pisana, Pisa, Italy
7. IDF Consultative Section and International Working Group on the Diabetic Foot, Heemstede, the Netherlands
8. Diabetic Department, Kings College Hospital, London, United Kingdom
9. Diabetes Centre, Institute for Clinical and Experimental Medicine, Prague, Czech Republic
10. Department of Endocrinology and Nutrition, Hospital de Sant Pau, Autonomous University of Barcelona, Barcelona, Spain
11. Swedish Institute for Health Economics, Lund, Sweden
12. Innere Abteilung, Mariannen Hospital, Werl, Germany
13. Mathias-Spital, Diabetic Department, Rheine, Germany
14. Policlinico Tor Vergata, Department of Internal Medicine, Rome, Italy
15. Department of Endocrinology, University Medical Centre, Ljubljana, Slovenia
16. H Familie Ziekenhuis and Centre de Santé des Fagnes, Department of Endocrinology, Rumst and Chimay, Belgium
17. Department of Surgery, Twenteborg Ziekenhuis, Almelo, the Netherlands