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Assistant Secretaries of the Army Assistant Secretaries of the Army— Civilian executives to the Secretary of the Army, ranking next below the Under Secretary of the Army.
Familial retardation Familial retardation means mental retardation in which no apparent biological defect exists but there is a history of retardation in the
Mental retardation A condition characterized by significant limitations both in intellectual functioning and in conceptual social and practical adaptive skills, known
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