Thies, Karl-Christian http://orcid.org/0000-0001-9939-4166
Truhlář, Anatolij
Keene, Damian
Hinkelbein, Jochen
Rützler, Kurt
Brazzi, Luca
Vivien, Benoît
Article History
Received: 13 May 2020
Accepted: 29 July 2020
First Online: 14 August 2020
Ethics approval and consent to participate
: According to UK legislation, this survey is classified as a service evaluation and does not require approval of an ethics committee, which was confirmed by Prof Bruce Moreland, Institute for Child Health, Birmingham, the chair of the regional Ethics Committee of the first author during the conception of the study.
: Of the data was obtained as part of the survey.
: None of the authors have competing interests to declare.