Received: 1 July 2020
Accepted: 27 August 2020
First Online: 12 September 2020
Ethics approval and consent to participate
: This study was approved by the local ethics committees (the Hospital Ethics Committee of CHU Brugmann, protocol number B077201836052).The consent has been obtained from each patient after full explanation of the purpose and nature of all procedures used.
: Not applicable.
: The authors declare that they have no competing interests.