title: Frequency analysis of rat hippocampal electrical activity.
mesh_terms: D000818:Animals; D001522:Behavior, Animal; D004567:Electrodes, Implanted; D004569:Electroencephalography; D004594:Electrophysiology; D006624:Hippocampus / Q000502:physiology*; D008297:Male; D051381:Rats; D012890:Sleep; D012895:Sleep, REM