Received: 12 November 2020
Accepted: 26 March 2021
First Online: 6 June 2021
: Both regions obtained approval from local ethics boards according to national legislations prior to the start of data collection. The EPICE study was also approved by the French Advisory Committee on Use of Health Data in Medical Research (CCTIRS) and the French National Commission for Data Protection and Liberties (CNIL). Informed consent to participate in the cohort was obtained from all mothers included in the follow-up study.
: Not applicable.
: The authors declare that they have no competing interests