TY  - RPRT
TI  - Vision and mental function of the elderly.
AU  - L H Snyder
AU  - J Pyrek
AU  - K C Smith
PY  - 1976
DO  - 10.1093/geront/16.6.491
UR  - https://pubmed.ncbi.nlm.nih.gov/1021533/
ID  - 1021533
ER  -