1. Division of Medicine, Turku University Hospital and University of Turku, Turku, Finland;
2. Eli Lilly, Vantaa, Finland;
3. Abdominal Centre, Endocrinology, Helsinki University Central Hospital, Helsinki, Finland;
4. Obesity Research Unit, Biomedicum, Departments of Medicine and Psychiatry, Helsinki University Central Hospital, Helsinki, Finland;
5. Mehiläinen Diabetes Clinic, Helsinki, Finland;
6. Boehringer Ingelheim AB Sweden, Stockholm, Sweden;
7. STAT-Consulting, Nokia, Finland