TY  - RPRT
TI  - Avoidance conditioning with shock contingent upon the avoidance response.
AU  - J V Lambert
AU  - P J Bersh
AU  - P N Hineline
AU  - G D Smith
PY  - 1973
DO  - 10.1901/jeab.1973.19-361
UR  - https://pubmed.ncbi.nlm.nih.gov/16811669/
ID  - 16811669
ER  -