Affiliation: | 1. Department of Medical Genetics, Oslo University Hospital, P.B 4956 Nydalen, 0424 Oslo, Norway;2. Laboratory Genetic Metabolic Diseases, Academic Medical Center, Meibergdreef 9, 1105 AZ, Amsterdam, The Netherlands;3. Department of Neurohabilitation, Oslo University Hospital, P.B 4956 Nydalen, 0424 Oslo, Norway;1. Department of Pathology and Immunology, Division of Anatomic and Molecular Pathology, Washington University School of Medicine, Saint Louis, MO, United States;2. Genomics and Pathology Services, Washington University School of Medicine, Saint Louis, MO, United States;3. Department of Otolaryngology Head and Neck Surgery, Washington University School of Medicine, St. Louis, MO, United States |