1. Department of Neurology, University of North Dakota, Pediatric Departments of Dakota Clinic, University of North Dakota, Neurology Department of The Neuropsychiatric Institute, University of North Dakota, Division of Neurology, Department of Neuroscience, University of North Dakota
2. Department of ENT-Audiology, University of North Dakota, Pediatric Departments of Dakota Clinic, University of North Dakota
3. Division of Neurology, Department of Neuroscience, University of North Dakota, Department of Pediatrics the University of North Dakota, Fargo, ND