1. Nutrition Unit; Department of Lifestyle and Participation; National Institute for Health and Welfare; Helsinki Finland
2. School of Health Sciences; University of Tampere; Tampere Finland
3. Children's Hospital; University of Helsinki and Helsinki University Central Hospital; Helsinki Finland
4. Faculty of Medicine; Department of Public Health; University of Helsinki; Helsinki Finland
5. Department of Pediatrics; Tampere University Hospital; Tampere Finland
6. Allergy & Respiratory Research Group; Centre for Population Health Sciences; The University Of Edinburgh; Edinburgh UK
7. Department of Laboratory Medicine and Medical Research Unit; Seinäjoki Central Hospital and University of Tampere; Seinäjoki Finland
8. Center for Laboratory Medicine; Pirkanmaa Hospital District; Tampere Finland
9. Immunogenetics Laboratory; University of Turku; Turku Finland
10. Department of Clinical Microbiology; University of Eastern Finland; Kuopio Finland
11. Department of Pediatrics; University of Turku; Turku Finland
12. Folkhälsan Research Institute; University of Helsinki; Helsinki Finland
13. Diabetes and Obesity Research Program; University of Helsinki; Helsinki Finland
14. Department of Pediatrics; University of Oulu; Oulu Finland
15. Research Center for Child Health and Science Centre of Pirkanmaa Hospital District; Tampere University Hospital and University of Tampere; Tampere Finland