No abstract available
MeSH terms
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Analgesics, Opioid / economics
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Analgesics, Opioid / therapeutic use*
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Fees, Pharmaceutical
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Humans
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Methadone / economics
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Methadone / therapeutic use*
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Neoplasms / therapy*
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Orphan Drug Production*
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Pain Management*
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United States
Substances
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Analgesics, Opioid
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Methadone