[Possible mechanism of the activity of the primary reinforcement system].
D001921:Brain / Q000502:physiology*; D002648:Child; D004569:Electroencephalography; D006801:Humans; D012054:Reinforcement, Psychology; D012653:Self Stimulation
O vozmozhnom mekhanizme deiatel'nosti pervichnoĭ sistemy pooshchreniia.