Penn State University, University Park, PA, United States of America
ASHA Financial Disclosures:
This research and development project was supported by grant #90REGE0014 from the National Institute on Disability, Independent Living, and Rehabilitation Research (NIDILRR) of the U.S. Department of Health and Human Services to the Rehabilitation Engineering Research Center on Augmentative and Alternative Communication (The RERC on AAC). The author has no other financial interests in this research.
ASHA Non-Financial Disclosures:
None