1. Department of Communication Sciences and Disorders, East Carolina University, Greenville, NC
2. MGH Institute of Health Professions, Boston, MA
3. Division of Communication Disorders, University of Wyoming, Laramie
4. Department of Biostatistics, East Carolina University, Greenville, NC
5. Department of Engineering, East Carolina University, Greenville, NC
6. Department of Surgery, Duke University Medical Center, Durham, NC
7. Department of Speech and Hearing Science, University of Illinois Urbana–Champaign