No abstract available
MeSH terms
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Blood Transfusion / statistics & numerical data*
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Child
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Critical Illness
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Cross-Sectional Studies / classification
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Cross-Sectional Studies / economics
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Cross-Sectional Studies / methods*
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Data Collection / methods
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Epidemiologic Research Design
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Follow-Up Studies
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Humans
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Prospective Studies
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Sample Size
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Transfusion Medicine / methods*