1. Children's Hospital; University of Helsinki and Helsinki University Hospital; Helsinki Finland
2. Research Programs Unit, Diabetes and Obesity; University of Helsinki; Helsinki Finland
3. Folkhälsan Research Center; Helsinki Finland
4. Center for Child Health Research; Tampere University Hospital; Tampere Finland
5. Immunogenetics Laboratory; University of Turku and Turku University Hospital; Turku Finland
6. Department of Pediatrics; University of Turku and Turku University Hospital; Turku Finland
7. Department of Pediatrics; PEDEGO Research Group, Medical Research Center, Oulu University Hospital and University of Oulu; Oulu Finland