1. Bioscientia Center for Human Genetics; Ingelheim Germany
2. Department of Otorhinolaryngology, Head and Neck Surgery; University of Cologne; Cologne Germany
3. Molecular Physiology of Hearing, Hearing Research Centre Tübingen (THRC), Department of Otolaryngology; University of Tübingen; Tübingen Germany
4. Institute of Human Genetics; University Hospital of Cologne; Cologne Germany
5. Gemeinschaftspraxis für Phoniatrie; Pädaudiologie und Hals-Nasen-Ohrenheilkunde; Regensburg Germany
6. Kompetenzzentrum für Humangenetik; Gynäkologie und Laboratoriumsmedizin; Regensburg Germany