[The bioelectrical activity of the brain in an organic lesion of the central nervous system presenting in those who worked in the cleanup of the aftermath of the accident at Chernobyl Atomic Electric Power Station].

A study was made of brain bioelectric activity in 122 patients who developed organic lesions of the brain following their taking part in the elimination of the effects of Chernobyl disaster. A visual analysis was performed as was an assessment of the electroencephalogrammes (EEG) obtained, as recommended by E. A.