No abstract available
MeSH terms
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Adult
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Chromosomes, Human, Pair 18* / genetics
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Chromosomes, Human, Pair 9*
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DNA Probes / analysis
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DNA, Satellite / analysis*
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False Positive Reactions
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Female
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Heterochromatin / chemistry
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Humans
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In Situ Hybridization, Fluorescence*
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Pregnancy
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Prenatal Diagnosis / methods*
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Translocation, Genetic
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Trisomy / diagnosis*
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Trisomy / genetics
Substances
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DNA Probes
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DNA, Satellite
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Heterochromatin