1. Medizinische Physik, Universität Oldenburg, Oldenburg, Germany;
2. Cluster of Excellence Hearing4all, Universität Oldenburg, Oldenburg, Germany;
3. Clinic and Policlinic for Otolaryngology, Hanover Medical School, Hannover, Germany;
4. Clinic for Otolaryngology, Städt. Klinikum Wolfsburg, Wolfsburg, Germany;
5. HörTech gGmbH, Oldenburg, Germany;
6. Hearing Speech and Audio Technology, Fraunhofer IDMT, Oldenburg, Germany