title: Low doses of caffeine can serve as reinforcers in humans.
authors.affiliation: University of Vermont, Department of Psychiatry, Burlington 05401.
authors.forename: A H
authors.initials: AH
authors.lastname: Oliveto
authors.forename: J R
authors.initials: JR
authors.lastname: Hughes
authors.forename: S L
authors.initials: SL
authors.lastname: Pepper
authors.forename: W K
authors.initials: WK
authors.lastname: Bickel
authors.forename: S T
authors.initials: ST
authors.lastname: Higgins
mesh_terms: D002110:Caffeine / Q000008:administration & dosage / Q000494:pharmacology*; D003216:Conditioning, Operant / Q000187:drug effects*; D006801:Humans; D012054:Reinforcement, Psychology
chemical_list: D002110:Caffeine