TY  - RPRT
TI  - The relationship between problem solving and activity level in the elderly.
AU  - R R Turner
AU  - M F Nehrke
AU  - B K Batt
PY  - 1981
DO  - 10.1080/03610738108259808
UR  - https://pubmed.ncbi.nlm.nih.gov/7318853/
ID  - 7318853
ER  -