Electroencephalographic studies on morphine dependence in rat.
D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects; D004569:Electroencephalography; D006624:Hippocampus / Q000187:drug effects; D006801:Humans; D008297:Male; D009021:Morphine Dependence / Q000503:physiopathology*; D051381:Rats; D012890:Sleep / Q000187:drug effects