1. Department of Speech , Language, and Hearing, , Dallas, TX , United States
2. The University of Texas at Dallas , Language, and Hearing, , Dallas, TX , United States
3. Callier Center for Communication Disorders , Dallas, TX , United States
4. Department of Physiology and Biophysics, Colorado University Anschutz School of Medicine , Denver, CO , United States
5. Department of Otolaryngology, University of Texas Southwestern Medical Center , Dallas, TX , United States
6. Department of Physical Medicine and Rehabilitation, Colorado University Anschutz School of Medicine , Denver, CO , United States
7. Children’s Hospital Colorado , Denver, CO , United States