Funding for this research was provided by:
Centre Hospitalier Régional Universitaire de Montpellier (8688)
Centre Hospitalier Régional Universitaire de Montpellier (FR) (7890)
Text and Data Mining valid from 2019-08-02
Received: 23 January 2019
Accepted: 15 July 2019
First Online: 2 August 2019
Ethics approval and consent to participate
: Not Applicable
: Parents gave their written consent to participate in this study and to publication, which was approved by the institutional ethics committee of Montpellier university hospital.
: The authors declare that they have no competing interests.