Affiliation: | 2. Department of Communication Sciences and Disorders, University of Iowa, Iowa City, Iowa;3. Lakeshore Professional Voice Center, Lakeshore Ear, Nose, and Throat Center, St. Clair Shores, Michigan;4. Department of Otolaryngology, School of Medicine, Wayne State University, Detroit, Michigan;6. William Beaumont School of Medicine, Oakland University, Rochester, Michigan;5. Department of Communication Sciences and Disorders, University of South Florida, Tampa, Florida |