title: Concurrent schedules of cocaine injection in rhesus monkeys: dose variations under independent and non-independent variable-interval procedures.
mesh_terms: D000818:Animals; D002755:Choice Behavior / Q000187:drug effects; D003042:Cocaine / Q000008:administration & dosage* / Q000494:pharmacology; D004334:Drug Administration Schedule; D005260:Female; D000882:Haplorhini; D008253:Macaca mulatta; D008297:Male; D012055:Reinforcement Schedule
chemical_list: D003042:Cocaine