No abstract available
MeSH terms
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Defibrillators, Implantable
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Device Removal
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Electrocardiography
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Heart / innervation*
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Heroin Dependence / drug therapy
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Humans
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Long QT Syndrome / chemically induced
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Long QT Syndrome / diagnosis*
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Long QT Syndrome / surgery
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Male
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Methadone / administration & dosage
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Methadone / adverse effects*
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Middle Aged
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Opiate Substitution Treatment / adverse effects*
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Sympathectomy