Effects of symmetry upon reproduction of Kohs-type figures: an African study.
D000328:Adult; D003118:Color Perception; D003431:Cross-Cultural Comparison; D004192:Discrimination, Psychological; D005006:Ethnicity; D005556:Form Perception; D007839:Functional Laterality; D006801:Humans; D007257:Information Theory; D007361:Intelligence Tests; D008297:Male; D013028:Space Perception; D014454:Uganda; D015024:Zambia