TY  - RPRT
TI  - Opiate reinforcement processes: re-assembling multiple mechanisms.
AU  - M A Bozarth
PY  - 1994
DO  - 10.1111/j.1360-0443.1994.tb03739.x
UR  - https://pubmed.ncbi.nlm.nih.gov/7841852/
ID  - 7841852
ER  -