Received: 21 October 2020
Accepted: 13 January 2021
First Online: 21 January 2021
Ethics approval and consent to participate
: This study was approved by the <i>Commission Nationale Informatique et Libertés</i> (CNIL).Oral informed consent was obtained from all participants and written informed consent was obtained from a parent or guardian for participants under 18 years old. The ethical character of oral consent alone for this study on totally anonymous collected data was approved by the Scientific Committee for research of the CHU Réunion.
: Not applicable.
: The authors declare that they have no competing interests.