No abstract available
Publication types
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Letter
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Breast Neoplasms / metabolism*
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Female
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Humans
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Kynurenine / urine*
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Receptors, Estrogen / analysis
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Receptors, Progesterone / analysis
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Tryptophan / metabolism*
Substances
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Receptors, Estrogen
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Receptors, Progesterone
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Kynurenine
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Tryptophan