Text and Data Mining valid from 2019-01-11
Received: 12 April 2018
Accepted: 26 December 2018
First Online: 11 January 2019
Ethics approval and consent to participate
: The protocols were approved by the Saint Germain en Laye Hospital Ethics Committee. Written informed consent was obtained from parents or legal representatives of children for use of samples and data.
: The authors declare that they have no competing interests.
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