No abstract available
Publication types
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Letter
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Research Support, Non-U.S. Gov't
MeSH terms
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Chromosomes, Human, Pair 4 / genetics*
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Chromosomes, Human, Pair 9 / genetics*
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Female
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Genetic Counseling
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Heterozygote
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Humans
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In Situ Hybridization, Fluorescence
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Karyotyping
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Male
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Pedigree
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Risk Assessment
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Translocation, Genetic / genetics*
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Trisomy / genetics