Citation: Sm. Pojda et al., THE EFFECT OF INTRACEREBROVENTRICULAR INJECTION OF D-AKA(2) N-ME-PHE(4), GLY(5)-D-ENKEPHALIN DAGO AND D-PEN(2), PEN(5)-ENKEPHALIN DPDPE ON FLASH VISUAL-EVOKED CORTICAL RESPONSE FVER OF RATS, Vision research, 36, 1996, pp. 1346-1346