No abstract available
Publication types
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Research Support, Non-U.S. Gov't
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Africa, Western / ethnology
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Blood Group Antigens / genetics*
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Blood Proteins / genetics*
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Erythrocytes / analysis*
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Guatemala
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Humans
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Indians, Central American*
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Mass Screening
Substances
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Blood Group Antigens
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Blood Proteins