TY - GEN AU - Barr,A M AU - Phillips,A G TI - Withdrawal following repeated exposure to d-amphetamine decreases responding for a sucrose solution as measured by a progressive ratio schedule of reinforcement SN - 0033-3158 PY - 1999///0413 KW - Animals KW - Central Nervous System Stimulants KW - administration & dosage KW - Dextroamphetamine KW - Male KW - Motivation KW - Rats KW - Rats, Long-Evans KW - Reinforcement, Psychology KW - Self Stimulation KW - Substance Withdrawal Syndrome KW - physiopathology KW - Sucrose KW - pharmacology N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1007/s002130050812 ER -