TY  - RPRT
TI  - A performance learning measure for the aged.
AU  - R D Savage
AU  - E H Hall
PY  - 1973
DO  - 10.1192/bjp.122.6.721
UR  - https://pubmed.ncbi.nlm.nih.gov/4716073/
ID  - 4716073
ER  -