Funding for this research was provided by:
Fondation de France (00050329)
Fondation pour la Recherche Medicale (SPF20160936356)
Received: 31 July 2018
Accepted: 1 November 2018
First Online: 5 December 2018
Ethics approval and consent to participate
: The EPIPAGE-2 study was approved by the National Data Protection Authority (CNIL no. 911009) and by appropriate ethics committees (Consultative Committee on the Treatment of Data on Personal Health for Research Purposes – reference no. 10.626, Committee for the Protection of People Participating in Biomedical Research – reference CPP SC-2873). We followed STROBE guidelines for reporting (Additional file InternalRef removed) [CitationRef removed].
: Not applicable.
: The authors declare that they have no competing interests.
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