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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Adult
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Aged
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Aged, 80 and over
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Antibodies, Viral / analysis*
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Antibodies, Viral / blood
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Blood Donors*
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COVID-19 / immunology*
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COVID-19 / virology
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HLA Antigens / immunology*
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Humans
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Isoantibodies / immunology
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Male
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Middle Aged
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SARS-CoV-2 / immunology*
Substances
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Antibodies, Viral
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HLA Antigens
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Isoantibodies