Received: 28 March 2018
Accepted: 16 July 2019
First Online: 30 July 2019
Ethics approval and consent to participate
: The “Comité d’évaluation éthique de l’inserm” institutional research board (IRB00003888) approved the project (N°17–428) on Dec. 21st, 2017. No consent to participate was collected, in respect with French laws on retrospective, non-interventional studies at the time of submission.
: Not applicable.
: The authors declare that they have no competing interests.