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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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All of the following are classified under Pervasive Developmental Disorders except?
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The correct answer is  Ans. C. Down SyndromePervasive developmental disorder includes:* Autistic disorder* Asperger's disorder* Childhood disintegrative disorder,* Rett syndrome* Pervasive developmental disorder not otherwise specified.