Received: 2 June 2020
Accepted: 11 September 2020
First Online: 18 November 2020
Ethics approval and consent to participate
: This study was conducted in accordance with the Helsinki declaration and French ethics laws. The study design was in compliance with reference methodology MR003 (retrospective study of anonymized data with ethics approval waiver).
: Not applicable
: The authors declare that they have no competing interests.