No abstract available
MeSH terms
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Africa / ethnology
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Alleles
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Black People / genetics*
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Gene Conversion
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Genes, MHC Class II*
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HLA-DR Antigens / genetics*
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Haplotypes / genetics*
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Humans
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Indians, North American / genetics*
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Indians, South American / genetics*
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North America
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Recombination, Genetic
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South America