No abstract available
MeSH terms
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Administration, Cutaneous
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Analgesics, Opioid / adverse effects
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Analgesics, Opioid / metabolism
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Analgesics, Opioid / therapeutic use*
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Female
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Fentanyl / adverse effects
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Fentanyl / metabolism
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Fentanyl / therapeutic use*
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Fetus / metabolism*
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Humans
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Pain, Intractable / drug therapy*
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Pregnancy
Substances
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Analgesics, Opioid
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Fentanyl