TY  - RPRT
TI  - Individual differences in learning as a function of shock level.
AU  - R KAPLAN
AU  - S KAPLAN
AU  - E L WALKER
PY  - 1960
DO  - 10.1037/h0044325
UR  - https://pubmed.ncbi.nlm.nih.gov/13751320/
ID  - 13751320
ER  -