Luder, Gere http://orcid.org/0000-0003-4742-4225
Aeberli, Daniel http://orcid.org/0000-0003-3202-5352
Mebes, Christine Mueller
Haupt-Bertschy, Bettina http://orcid.org/0000-0002-8041-6190
Baeyens, Jean-Pierre http://orcid.org/0000-0003-2630-1912
Verra, Martin L. http://orcid.org/0000-0002-3933-8020
Article History
Received: 17 August 2020
Accepted: 27 January 2021
First Online: 8 February 2021
Ethics approval and consent to participate
: Ethical approval was obtained by the Ethics Committee of Canton Berne, Switzerland (No. 222/12). All participants gave written informed consent prior to inclusion and the study was conducted according to the Declaration of Helsinki.
: The model depicted in the description of the training program (Additional file “Luder-G_InternalRef removed-file_training-program-intervention.pdf”) gave consent to publish the pictures in scientific journals.
: All authors declare that they have no competing interests.