No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Adolescent
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Adult
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Autistic Disorder / classification
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Autistic Disorder / etiology*
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Behavioral Symptoms / classification
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Behavioral Symptoms / etiology*
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Case-Control Studies
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Chi-Square Distribution
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Child
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Child Development Disorders, Pervasive / classification
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Child, Preschool
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Female
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Fragile X Syndrome / complications*
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Fragile X Syndrome / psychology
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Humans
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Male
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Rett Syndrome / complications*
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Rett Syndrome / psychology
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Statistics, Nonparametric