1. Department of Otolaryngology, Hannover Medical School, Hannover, Germany
2. Cluster of Excellence “Hearing4all”, German Research Foundation (DFG, “Deutsche Forschungsgemeinschaft”), Hannover Medical School, Lower Saxony, Germany
3. ENT Institute and Department of Otorhinolaryngology, Eye & ENT Hospital, Fudan University, Shanghai, China
4. Center of Drug Absorption and Transport, Department of Biopharmacy and Pharmaceutical Technology, Institute of Pharmacy, University of Greifswald, Greifswald, Germany
5. Carl Zeiss GOM Metrology, Braunschweig, Germany
6. Carl Zeiss Industrielle Messtechnik GmbH, ZEISS Group, Essingen, Germany
7. Institute for Biomedical Engineering, University Medical Center Rostock, University of Rostock, Rostock, Germany
8. Institute of Pharmaceutics and Biopharmaceutics, University of Duesseldorf, Duesseldorf, Germany