title: Nonverbal communication systems for the severely handicapped geriatric patients.
mesh_terms: D000368:Aged; D003143:Communication Devices for People with Disabilities; D004581:Electronics; D005260:Female; D006707:Homes for the Aged; D006801:Humans; D008297:Male; D008875:Middle Aged; D009633:Nonverbal Communication; D009735:Nursing Homes; D012656:Self-Help Devices