title: Drug level of d- and l-amphetamine during intravenous self-administration.
mesh_terms: D000661:Amphetamine / Q000008:administration & dosage* / Q000097:blood; D000818:Animals; D002250:Carbon Radioisotopes; D003913:Dextroamphetamine / Q000008:administration & dosage* / Q000097:blood; D007275:Injections, Intravenous; D008297:Male; D051381:Rats; D012055:Reinforcement Schedule; D012651:Self Medication; D012653:Self Stimulation; D013997:Time Factors
chemical_list: D002250:Carbon Radioisotopes; D000661:Amphetamine; D003913:Dextroamphetamine