1. Department of Population Health Sciences, School of Medicine, University of Utah, Salt Lake City, Utah, USA.
2. Department of Communication Sciences and Disorders, College of Health, University of Utah, Salt Lake City, Utah, USA.
3. Division of Otolaryngology, Head and Neck Surgery, School of Medicine, University of Utah, Salt Lake City, Utah, USA.
4. Department of Radiology, School of Medicine, University of Utah, Salt Lake City, Utah, USA.