| Authors: |
Wiegand A; Department of Phoniatrics and Paediatric Audiology, University Hospital Münster, Münster, Germany.; Oberberg Fachklinik Potsdam, Potsdam, Germany., Mathmann P; Department of Phoniatrics and Paediatric Audiology, University Hospital Münster, Münster, Germany.; Department of Otorhinolaryngology, Head and Neck Surgery, Johannes Wesling Klinikum Minden, Ruhr-University Bochum, Minden, Germany.; South African College of Music, University of Cape Town, Cape Town, South Africa., Wasmuth S; Department of Phoniatrics and Paediatric Audiology, University Hospital Münster, Münster, Germany., Prein L; Department of Phoniatrics and Paediatric Audiology, University Hospital Münster, Münster, Germany., Parfitt R; Department of Phoniatrics and Paediatric Audiology, University Hospital Münster, Münster, Germany., Scharpenberg M; Competence Center for Clinical Trials Bremen, University of Bremen, Bremen, Germany., Jankovic V; Competence Center for Clinical Trials Bremen, University of Bremen, Bremen, Germany., Schwarze K; Institute for Health Care Management and Research, University of Duisburg-Essen, Essen, Germany., Neumann A; Institute for Health Care Management and Research, University of Duisburg-Essen, Essen, Germany., Schäfer K; Institute for Special Needs Education (d/Deaf and Hard of Hearing), University of Duisburg-, Essen, Germany., Speckemeier C; Essener Forschungsinstitut für Medizinmanagement - EsFoMed GmbH, Essen, Germany., Baessler S; Department of Phoniatrics and Paediatric Audiology, University Hospital Münster, Münster, Germany., Schlierenkamp S; Essener Forschungsinstitut für Medizinmanagement - EsFoMed GmbH, Essen, Germany., Diekmann S; Essener Forschungsinstitut für Medizinmanagement - EsFoMed GmbH, Essen, Germany., Stuhrmann N; Practice for Otolaryngology, Phoniatrics & Paediatric Audiology, Duesseldorf-Meerbusch, Germany.; Phoniatrics and Paediatric Audiology, Head and Neck Surgery, Helios HSK, Wiesbaden, Germany., Lang-Roth R; Department of Otorhinolaryngology, Head and Neck Surgery, Medical Faculty, University Hospital Cologne, Cologne, Germany., Demir M; Department of Otorhinolaryngology, Division of Phoniatrics and Paediatric Audiology, University Medicine Essen, Essen, Germany., Brannath W; Competence Center for Clinical Trials Bremen, University of Bremen, Bremen, Germany., Naghipour A; Department of Phoniatrics and Paediatric Audiology, University Hospital Münster, Münster, Germany., Zielonkowski SM; Department of Phoniatrics and Paediatric Audiology, University Hospital Münster, Münster, Germany., Schwalen AS; Department of Phoniatrics and Paediatric Audiology, University Hospital Münster, Münster, Germany., Gietmann C; Department of Phoniatrics and Paediatric Audiology, University Hospital Münster, Münster, Germany., Neumann K; Department of Phoniatrics and Paediatric Audiology, University Hospital Münster, Münster, Germany. |