Alouini, Ons
Knösel, Michael
Blanck-Lubarsch, Moritz
Helms, Hans-Joachim
Wiechmann, Dirk
Article History
Received: 21 April 2019
Accepted: 11 March 2020
First Online: 29 May 2020
Compliance with ethical guidelines
:
: D. Wiechmann is the inventor of the WIN appliance and Managing Director of the manufacturing company DW LingualSystems, Bad Essen, Germany. O. Alouini, M. Knösel, M. Blanck-Lubarsch and H.-J. Helms declare that they have no competing interests.
: This study received full prior approval from the Ethics Committee of the Hannover Medical School (No. 3151-2016). Informed consent to anonymized data release was obtained from all patients or their legal guardians included in this study.