No abstract available
MeSH terms
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Abnormalities, Multiple / genetics*
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Child, Preschool
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Chromosome Duplication*
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Chromosomes, Human, X / genetics*
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Comparative Genomic Hybridization
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Developmental Disabilities / genetics
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Face / abnormalities
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Female
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Gene Dosage
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Humans
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Infant
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Infant, Low Birth Weight
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Infant, Newborn
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Intellectual Disability / genetics
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Karyotyping
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Muscle Hypotonia / congenital
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Sex Chromosome Aberrations*