Hippocampal theta frequency shifts and operant behaviour.
D000818:Animals; D001522:Behavior, Animal; D003216:Conditioning, Operant; D004285:Dogs; D004569:Electroencephalography; D005247:Feeding Behavior; D006624:Hippocampus / Q000502:physiology*; D012201:Reward; D013686:Telemetry; D013997:Time Factors