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Continue to ChatEvaluation of mental retardation - Part 1: Etiologic classification of 4659 patients with mental retardation or multiple congenital abnormality and mental retardation - https://avesis.istanbul.edu.tr/yayin/d719c214-0079-44ba-901f-2e6527bfdf30/evaluation-of-mental-retardation-part-1-etiologic-classification-of-4659-patients-with-mental-retardation-or-multiple-congenital-abnormality-and-mental-retardation