No abstract available
MeSH terms
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Cohort Studies
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Colitis, Ulcerative / drug therapy
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Crohn Disease / drug therapy
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Fatigue / etiology
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Fever / etiology
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Headache / etiology
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Humans
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Immunosuppressive Agents / therapeutic use
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Influenza A Virus, H1N1 Subtype / immunology*
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Influenza Vaccines / adverse effects*
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Influenza, Human / prevention & control*
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Tumor Necrosis Factor-alpha / antagonists & inhibitors
Substances
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Immunosuppressive Agents
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Influenza Vaccines
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Tumor Necrosis Factor-alpha