Columbia subject headings:
Harvard subject headings:
Communication devices for people with disabilities--Congresses.
Communicative disorders--Congresses.
Compensation (Psychology)--Congresses.
People with disabilities--Means of communication--Congresses.
Princeton subject headings:
Communication devices for people with disabilities--Congresses.
Communicative disorders--Congresses.
Compensation (Psychology)--Congresses.
People with disabilities--Means of communication--Congresses.