1. Paediatric and Adolescent Department; Nordsjaellands Hospital; Hillerød Denmark
2. Biostatistics; Institute of Public Health; University of Copenhagen; Copenhagen Denmark
3. Department of Clinical Research; Nordsjaellands Hospital; Hillerød Denmark
4. Steno Diabetes Centre; Gentofte Denmark
5. Department of Cardiology, Nephrology and Endocrinology; Nordsjaellands Hospital; Hillerød Denmark