| Affiliation: | 1. Turku University Hospital and University of Turku, Turku, Finland;2. University of Turku, Turku, Finland;3. Tallinn Children's Hospital, Tallinn, Estonia;4. Tartu University, Tartu, Estonia;5. Hospital Gregorio Mara?ón, Madrid, Spain;6. Department of Pediatric and Adolescent Medicine, Drammen Hospital, Vestre Viken Hospital Trust, Drammen, Norway;7. University of Bergen, Bergen, Norway;8. 0‐3 Centre for the at‐Risk Infant, Scientific Institute, IRCCS Eugenio Medea, Bosisio Parini, Lecco, Italy;9. Pediatrics, Department of Women's and Children's Health, Uppsala University, Uppsala, Sweden;10. Huddinge Hospital, Karolinska Institutet, Stockholm, Sweden |
