1. aUniversité Paris Cité, Inserm, INRAE, Centre for Research in Epidemiology and StatisticS (CRESS), Obstetrical Perinatal and Pediatric Epidemiology Research Team, EPOPé, F-75004 Paris, France
2. bEPIUnit, Instituto de Saúde Pública, Universidade do Porto, Rua das Taipas, 135, 4050-600 Porto, Portugal
3. cDepartment of Women's and Children's Health, Karolinska Institutet, Stockholm, Sweden
4. dClinical Care and Management Innovation Research Area, Bambino Gesù Children’s Hospital, IRCCS, Rome, Italy
5. eDepartment of Paediatrics, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia
6. fDepartment of Medicine and Population Health, Faculty of Medicine and Health Sciences, University of Antwerp, Antwerp, Belgium
7. gDepartment of Neonatology, Radboud University Medical Center, Nijmegen, the Netherlands
8. hDepartment of General Pediatrics and Neonatology, Saarland University Hospital, 66421 Homburg, Germany
9. iDepartment of Health Sciences, University of Leicester, Leicester, United Kingdom