1. Diabetes Psychology Research Group; Department of Medical Psychology; EMGO-Institute; VU University Medical Centre; Amsterdam
2. CoRPS - Center of Research on Psychology in Somatic Diseases; Department of Medical Psychology and Neuropsychology; Tilburg University; Tilburg; the Netherlands
3. DAWN (Diabetes Attitudes Wishes and Needs) Programme; Novo Nordisk; Bagsvaerd; Denmark
4. Department of Internal Medicine; Haaglanden Medical Center; The Hague
5. Department of Internal Medicine; Radboud University Medical Centre; Nijmegen; the Netherlands