1. Department of Speech and Hearing Sciences, Lamar University, Beaumont, Texas, USA
2. Department of Communication Sciences and Disorders, Central Michigan University, Mount Pleasant, Michigan, USA
3. Department of Communication Sciences and Disorders, Bowling Green State University, Bowling Green, Ohio, USA
4. Department of Health and Human Sciences, Southeastern Louisiana University, Hammond, Louisiana, USA
5. School of Health and Rehabilitation Sciences, the University of Queensland, QLD Australia