1. School of Health Sciences, Kent State University, 1325 Theatre Drive, CPA A126, Kent, Ohio 44242, USA
2. Department of Otolaryngology Head and Neck Surgery and Communicative Disorders, University of Louisville, 627 South Preston Street, Suite 220, Louisville, Kentucky 40292, USA
3. Speech-Language Pathology Program, Midwestern University, Glendale, 619555 North 59th Avenue, Glendale, Arizona 85308, USA