TY - GEN AU - Rodefer,J S AU - Carroll,M E TI - A comparison of progressive ratio schedules versus behavioral economic measures: effect of an alternative reinforcer on the reinforcing efficacy of phencyclidine SN - 0033-3158 PY - 1997///1020 KW - Animals KW - Conditioning, Operant KW - drug effects KW - Excitatory Amino Acid Antagonists KW - pharmacology KW - Hallucinogens KW - Macaca mulatta KW - Male KW - Phencyclidine KW - Saccharin KW - Self Administration KW - Sweetening Agents N1 - Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1007/s002130050325 ER -