TY  - RPRT
TI  - Two augmentative communication systems for speechless disabled patients.
AU  - G C Newman
AU  - A R Sparrow
AU  - F E Hospod
PY  - 1989
DO  - 10.5014/ajot.43.8.529
UR  - https://pubmed.ncbi.nlm.nih.gov/2528298/
ID  - 2528298
ER  -