No abstract available
MeSH terms
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Adolescent
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Antineoplastic Agents / administration & dosage*
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Child
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Child, Preschool
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Drug Therapy, Combination
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Female
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Humans
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Infant
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Injections, Spinal
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Leukemia, Lymphoid / therapy*
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Male
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Meningeal Neoplasms / prevention & control
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Methotrexate / administration & dosage*
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Recurrence
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Remission, Spontaneous
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Risk
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Time Factors
Substances
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Antineoplastic Agents
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Methotrexate