1. Departments of Pediatrics, Anesthesiology, Perioperative & Pain Medicine; Stanford University School of Medicine; Stanford CA USA
2. School of Health Sciences; Faculty of Medicine and Health; Örebro University; Örebro Sweden
3. Department of Health Sciences; University of Leicester; Leicester UK
4. Department of Neonatology; Complexo Hospitalario Universitario de A Coruña; Coruña Spain
5. Department of Child & Adolescent Health Services; Telemark Hospital; Skien Norway
6. 1st Department of Neonatology; ‘Hippokrateion’ General Hospital; Aristotle University of Thessaloniki; Thessalokiki Greece
7. Children and Women Department; Oulu University Hospital; Oulu Finland
8. Maternidade Dr. Alfredo da Costa; Lisboa Portugal
9. Department of Woman's and Child's Health; University of Padua; Padua Italy
10. Department of Paediatrics; Arch. Makarios III Hospital; Nicosia Cyprus
11. Department of Paediatrics; Mater Dei Hospital; Msida Malta
12. Department of Paediatrics; Tallinn Children's Hospital; Tallinn Estonia
13. Department of Pediatrics; Erasmus MC-Sophia Kinderziekenhuis; Rotterdam The Netherlands
14. Department of Neonatology; Kaunas Perinatal Center; Lithuanian University of Health Sciences; Kaunas Lithuania
15. Cliniques Universitaires de Bruxelles; Erasme Hospital; Bruxelles Belgium
16. Department of Pediatrics and Adolescent Medicine; Medical University Vienna; Vienna Austria
17. Department of Neonatology; Children's Memorial Health Institute Warsaw; Warszawa Poland
18. Department of Paediatrics; Cnopf'sche Kinderklinik; Nürnberg Children's Hospital; Nürenberg Germany
19. Department of Clinical Science, Intervention and Technology; Karolinska Institutet; Solna Sweden
20. Urgences Pédiatriques; Hôpital Armand Trousseau; INSERM U1153; Université Pierre et Marie Curie Paris VI; Paris VI Paris France