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Download full textPortal-Foster, C. W.; And Others – 1969
The proposed research design, to be actualized beginning in 1969, was evolved to determine the nature and prevalence of mental retardation in Canada and to relate them to other variables. Issues raised concerning both nature and prevalence were reviewed as were surveys in seven different geographic areas. A pilot study conducted in two small…
Descriptors: Community Attitudes, Demography, Disadvantaged, Etiology
