No abstract available
MeSH terms
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Chemotherapy, Adjuvant
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Humans
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Methotrexate / administration & dosage
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Methotrexate / blood*
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Methotrexate / therapeutic use
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Osteosarcoma / blood*
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Osteosarcoma / diagnosis
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Osteosarcoma / drug therapy
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Prognosis
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Retrospective Studies