No abstract available
MeSH terms
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Adolescent
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Azathioprine / therapeutic use
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Azathioprine / toxicity*
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Bone Marrow Diseases / chemically induced*
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Crohn Disease / drug therapy*
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Epstein-Barr Virus Infections / complications*
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Epstein-Barr Virus Infections / etiology
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Humans
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Immunosuppressive Agents / therapeutic use
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Immunosuppressive Agents / toxicity*
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Male
Substances
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Immunosuppressive Agents
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Azathioprine