TY - GEN AU - Müller,Christian P AU - Schumann,Gunter TI - Drugs as instruments: a new framework for non-addictive psychoactive drug use SN - 1469-1825 PY - 2016///0506 KW - Association Learning KW - drug effects KW - Behavior, Addictive KW - psychology KW - Biological Evolution KW - Conditioning, Operant KW - Drug Users KW - Drug-Seeking Behavior KW - Humans KW - Models, Psychological KW - Psychological Theory KW - Psychomotor Performance KW - Self Medication N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1017/S0140525X11000057 ER -