1. Department of Oto‐Rhino‐Laryngology Campus Virchow‐Klinikum Charité – Universitätsmedizin Berlin Berlin Germany
2. Department of Oto‐Rhino‐Laryngology Campus Mitte Charité – Universitätsmedizin Berlin Berlin Germany
3. Center for Rare Diseases Bonn (ZSEB) University of Bonn School of Medicine & University Hospital Bonn Bonn Germany
4. Institute of Human Genetics University of Bonn School of Medicine & University Hospital Bonn Bonn Germany
5. Institute of Medical Genetics and Pathology University Hospital Basel Basel Switzerland
6. Department of Biomedicine University of Basel Basel Switzerland
7. Institute of Neuroscience and Medicine (INM‐1) Research Center Juelich Juelich Germany
8. Dermatological Allergology Allergie‐Centrum‐Charité Department of Dermatology and Allergy Charité – Universitätsmedizin Berlin Berlin Germany