Article History
Received: 22 October 2020
Accepted: 8 June 2021
First Online: 29 June 2021
Declarations
:
: This research was validated by the National Research Ethics Committee of Luxembourg (reference, CNER 201801/03). The survey was based on the voluntary and anonymous participation of the participants, with each participant being free to withdraw from the study at any time. The consent of the participants was verbal - because inclusion was anonymous and voluntary- as approved by the ethics committee.
: Not applicable.
: The authors declare they have no competing interests.