TY  - RPRT
TI  - A comparative study of cognitive functioning in old age.
AU  - H Klonoff
AU  - M Kennedy
PY  - 1966
DO  - 10.1093/geronj/21.2.239
UR  - https://pubmed.ncbi.nlm.nih.gov/5930518/
ID  - 5930518
ER  -