1. Diabetes Centre Isala Zwolle the Netherlands
2. Princess Amalia Children's Centre Isala Zwolle the Netherlands
3. Medical Research Group Langerhans Ommen the Netherlands
4. GGZ Drenthe Mental Health Institute High Intensive Care Assen the Netherlands
5. Department of Internal Medicine University Medical Center Groningen, University of Groningen Groningen the Netherlands
6. UMCG Postgraduate School of Medicine, University Medical Center University of Groningen Groningen the Netherlands