1. Department of Pediatrics, MRC Oulu, PEDEGO Research Unit; University of Oulu and Oulu University Hospital; Oulu Finland
2. Immunogenetics Laboratory; University of Turku, and Turku University Hospital; Turku Finland
3. Department of Pediatrics; University of Turku and Turku University Hospital; Turku Finland
4. Department of Physiology, Institute of Biomedicine; University of Turku; Turku Finland
5. Department of Pediatrics; Tampere University Hospital; Tampere Finland
6. Children's Hospital; University of Helsinki and Helsinki University Central Hospital; Helsinki Finland
7. Research Programs Unit, Diabetes and Obesity; University of Helsinki; Helsinki Finland
8. Folkhälsan Research Center; Helsinki Finland