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The steps ahead. Report of a conference held by the Citizen's Committee for the Fiftieth Anniversary of the Children's Bureau, April 9, 1963.

[Washington] U.S. Dept. of Health, Education, and Welfare, Welfare Administration, Children's Bureau ; for sale by the Superintendent of Documents, U.S. Govt. Print. Off., 1963 .
27 p. 19 cm..

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Rare inborn errors of metabolism in children with mental retardation.

By O'Brien, Donough,.
Washington, U.S. Dept. of Health, Education, and Welfare, Welfare Administration, Children's Bureau; | for sale by the Superintendent of Documents, U.S. Govt. Print. Off., 1965 .
iv, 100 p. 25 cm..

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A clinical and genetic study of 1280 cases of mental defect,

By Penrose, L. S..
London, H. M. Stationery off., 1938 .
1 p. l., 159 p. , At head of title: ... Privy council. Medical research council.

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