1. Department of Epidemiology and Public Health, Health Services Research, Sciensano , Brussels, Belgium
2. Department of Development and Regeneration, KU Leuven , Leuven, Belgium
3. Department of Internal Medicine-Endocrinology, Multidisciplinary Diabetic Foot Clinic, Onze-Lieve-Vrouw Ziekenhuis Aalst , Aalst, Belgium
4. Multidisciplinary Diabetic Foot Clinic, University Hospital Leuven , Leuven, Belgium