TY  - RPRT
TI  - The McCollough effect: a classical conditioning phenomenon.
AU  - A McCarter
AU  - A I Silver
PY  - 1977
DO  - 10.1016/0042-6989(77)90100-6
UR  - https://pubmed.ncbi.nlm.nih.gov/867857/
ID  - 867857
ER  -