1. Children's Hospital; University of Helsinki and Helsinki University Hospital; Helsinki Finland
2. Nutrition Unit; National Institute for Health and Welfare; Helsinki Finland
3. School of Health Sciences; University of Tampere; Tampere Finland
4. Science Centre; Tampere University Hospital; Tampere Finland
5. Department of Pediatrics; University of Turku; Turku Finland
6. Department of Clinical Microbiology; University of Eastern Finland; Kuopio Finland
7. Immunogenetics Laboratory; University of Turku; Turku Finland
8. Department of Pediatrics; PEDEGO Research Unit; Medical Research Center; Oulu University Hospital and University of Oulu; Oulu Finland
9. Research Programs Unit; Diabetes and Obesity; University of Helsinki; Helsinki Finland
10. Folkhälsan Research Institute; Helsinki Finland
11. Department of Pediatrics; Tampere University Hospital; Tampere Finland
12. Center for Child Health Research; University of Tampere and Tampere University Hospital; Tampere Finland
13. Public Health Medicine; University of Helsinki and Helsinki University Hospital; Helsinki Finland