No abstract available
MeSH terms
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Child, Preschool
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Chromosome Inversion / genetics*
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Chromosome Mapping
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Chromosomes, Human, Pair 20 / genetics*
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Developmental Disabilities / diagnosis
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Fathers
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Female
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Genetic Predisposition to Disease*
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Genomic Imprinting*
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Humans
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In Situ Hybridization, Fluorescence
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Karyotyping
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Magnetic Resonance Imaging
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Male
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Mosaicism
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Siblings