TY  - RPRT
TI  - Food reinforcement.
AU  - Leonard H Epstein
AU  - John J Leddy
PY  - 2005
DO  - 10.1016/j.appet.2005.04.006
UR  - https://pubmed.ncbi.nlm.nih.gov/16257474/
ID  - 16257474
ER  -