title: Opioid self-administration and REM sleep EEG power spectra.
mesh_terms: D000818:Animals; D004569:Electroencephalography; D005260:Female; D006801:Humans; D009294:Narcotics / Q000008:administration & dosage*; D009293:Opioid-Related Disorders / Q000503:physiopathology*; D051381:Rats; D012646:Self Administration; D012895:Sleep, REM / Q000502:physiology*; D013997:Time Factors
chemical_list: D009294:Narcotics