Chronic treatment with extended release methylphenidate does not alter dopamine systems or increase vulnerability for cocaine self-administration: a study in nonhuman primates.
Gill KE, Pierre PJ, Daunais J, Bennett AJ, Martelle S, Gage HD, Swanson JM, Nader MA, Porrino LJ. Chronic treatment with extended release methylphenidate does not alter dopamine systems or increase vulnerability for cocaine self-administration: a study in nonhuman primates. Neuropsychopharmacology. 2012 Nov; 37(12):2555-65.