1 Neonatal Intensive Care Unit, University Hospital Center of Amiens, Jules Verne University of Picardy, 80054, Amiens Cedex 1, Amiens, France. Tourneux.Pierre@chu-amiens.fr.
2 Neonatology Intensive Care Unit, University Hospital of Grenoble, Grenoble, France.
3 Neonatal Intensive Care Unit, University Hospital of Nantes, Nantes, France.
4 Neonatal Intensive Care Unit of Port-Royal, AP-HP, University of Paris, Paris, France.
5 Biostatistician, KAPPA SANTE, Paris, France.
6 Medical Affairs, Chiesi SAS, Bois Colombes, France.
7 Neonatal and Paediatric Intensive Care Unit, University Hospital of l'Archet, Nice, France.