No abstract available
MeSH terms
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B-Lymphocytes / metabolism*
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Biomarkers / blood
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Dried Blood Spot Testing
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Humans
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Immunologic Deficiency Syndromes / blood
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Immunologic Deficiency Syndromes / diagnosis*
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Immunologic Deficiency Syndromes / immunology
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Infant, Newborn
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Male
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Multiplex Polymerase Chain Reaction
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Neonatal Screening / methods*
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Real-Time Polymerase Chain Reaction