Bourcier, Elsa
Baptiste, Amandine
Borowik, Adrien
Zerbib, Lucas
Bonnet-Zamponi, Dominique
Tubach, Florence
Fernandez, Christine
Hindlet, Patrick
Article History
Received: 11 March 2018
Accepted: 2 November 2018
First Online: 14 November 2018
Ethics approval and consent to participate
: The study was performed in accordance with the ethical guidelines stated in the Helsinki Declaration and the Swedish Act Concerning the Ethical Review of Research Involving Humans. The study protocol was approved by an independent ethics committee (Ile-de France X ethics committee, registered number: NI-2015-12-02). Written consent was not necessary for this retrospective study.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.