No abstract available
MeSH terms
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Arthritis, Rheumatoid / drug therapy
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Drug Therapy, Combination
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Folic Acid Antagonists / therapeutic use*
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Humans
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Leucovorin / administration & dosage
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Methotrexate / administration & dosage
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Methotrexate / therapeutic use*
Substances
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Folic Acid Antagonists
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Leucovorin
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Methotrexate