Received: 5 May 2020
Accepted: 30 July 2020
First Online: 6 August 2020
Ethics approval and consent to participate
: The study was approved by the institutional ethical committee of the French Intensive Care Society as a component of standard care and patient consent was waived as per the French law. Information on the study was given to families.
: Not applicable.
: The authors declare that they have no competing interests.