[Contribution to the study of the abstraction ability in mentally deficient subjects].
D000293:Adolescent; D002648:Child; D003118:Color Perception; D003210:Concept Formation; D005260:Female; D006801:Humans; D008607:Intellectual Disability; D008297:Male
Contributo allo studio della capacità di astrazione in soggetti anormali psichici.